Problem 4.125TI: TRY IT:: 4.125 Find the least common denominator for the fractions: 712 and 1115 . Problem 4.126TI: TRY IT:: 4.126 Find the least common denominator for the fractions: 1315 and 175 . Problem 4.127TI: TRY IT:: 4.127 Find the least common denominator for the fractions: 1324 and 1732 . Problem 4.128TI: TRY IT:: 4.128 Find the least common denominator for the fractions: 928 and 2132 . Problem 4.129TI: TRY IT:: 4.129 Change to equivalent fractions with the LCD: 34 and 56 , LCD=12 Problem 4.130TI: TRY IT:: 4.130 Change to equivalent fractions with the LCD: 712 and 1115 , LCD=60 Problem 4.131TI: TRY IT:: 4.131 Change to equivalent fractions with the LCD: 1324 and 1732 , LCD 96 Problem 4.132TI: TRY IT:: 4.132 Change to equivalent fractions with the LCD: 928 and 2732 , LCD 224 Problem 4.133TI: TRY IT:: 4.133 Add: 14+13 . Problem 4.134TI: TRY IT:: 4.134 Add: 12+15 . Problem 4.135TI: TRY IT:: 4.135 Simplify: 12(18) . Problem 4.136TI: TRY IT:: 4.136 Simplify: 13(16) . Problem 4.137TI: TRY IT:: 4.137 Add: 712+1115 . Problem 4.138TI: TRY IT:: 4.138 Add: 1315+1720 . Problem 4.139TI: TRY IT:: 4.139 Subtract: 13241732 . Problem 4.140TI: TRY IT:: 4.140 Subtract: 2132928 . Problem 4.141TI: TRY IT:: 4.141 Add: 1342+1735 . Problem 4.142TI: TRY IT:: 4.142 Add: 1924+1732 . Problem 4.143TI: TRY IT:: 4.143 Add: y6+79 . Problem 4.144TI: TRY IT:: 4.144 Add: x6+715 . Problem 4.145TI: TRY IT:: 4.145 Simplify each expression: a. 3416 b. 3416 Problem 4.146TI: TRY IT:: 4.146 Simplify each expression: a. 56(14) b. 56(14) Problem 4.147TI: TRY IT:: 4.147 Simplify: a. 3a489 b. 3a489 Problem 4.148TI: TRY IT:: 4.148 Simplify: a. 4k5+56 b. 4k556 Problem 4.149TI: TRY IT:: 4.149 Simplify: ( 1 3 )223+2 . Problem 4.150TI: TRY IT:: 4.150 Simplify: 1+42( 1 4 )2 . Problem 4.151TI: TRY IT:: 4.151 Simplify: 13+123413 . Problem 4.152TI: TRY IT:: 4.152 Simplify: 231214+13 . Problem 4.153TI: TRY IT:: 4.153 Evaluate: x+34 when a. x=74 b. x=54 Problem 4.154TI: TRY IT:: 4.154 Evaluate: y+12 when a. y=23 b. y=34 Problem 4.155TI: TRY IT :: 4.155 Evaluate: y12 when y=14 . Problem 4.156TI: TRY IT :: 4.156 Evaluate: x38 when x=52 . Problem 4.157TI: TRY IT:: 4.157 Evaluate. 3ab2 when a=23 and b=12 . Problem 4.158TI: TRY IT:: 4.158 Evaluate. 4c3d when c=12 and d=43 . Problem 4.159TI: TRY IT:: 4.159 Evaluate. a+bc when a=8 , b=7 and c=6 . Problem 4.160TI: TRY IT:: 4.160 Evaluate. x+yz when x=9 , y=18 and z=6 . Problem 316E: In the following exercises, find the least common denominator (LCD) for each set of fractions. 23... Problem 317E: In the following exercises, find the least common denominator (LCD) for each set of fractions. 34... Problem 318E: In the following exercises, find the least common denominator (LCD) for each set of fractions. 712... Problem 319E: In the following exercises, find the least common denominator (LCD) for each set of fractions. 916... Problem 320E: In the following exercises, find the least common denominator (LCD) for each set of fractions. 1330... Problem 321E: In the following exercises, find the least common denominator (LCD) for each set of fractions. 2330... Problem 322E: In the following exercises, find the least common denominator (LCD) for each set of fractions. 2135... Problem 323E: In the following exercises, find the least common denominator (LCD) for each set of fractions. 1835... Problem 324E: In the following exercises, find the least common denominator (LCD) for each set of fractions. 23,16... Problem 325E: In the following exercises, find the least common denominator (LCD) for each set of fractions. 23,14... Problem 326E: In the following exercises, convert to equivalent fractions using the LCD. 13 and 14 , LCD=12 Problem 327E: In the following exercises, convert to equivalent fractions using the LCD. 14 and 15 , LCD=20 Problem 328E: In the following exercises, convert to equivalent fractions using the LCD. 512 and 78 , LCD=24 Problem 329E: In the following exercises, convert to equivalent fractions using the LCD. 712 and 58 , LCD=24 Problem 330E: In the following exercises, convert to equivalent fractions using the LCD. 1316 and 1112 , LCD=48 Problem 331E: In the following exercises, convert to equivalent fractions using the LCD. 1116 and 512 , LCD=48 Problem 332E: In the following exercises, convert to equivalent fractions using the LCD. 13,56, and 34 , LCD=12 Problem 333E: In the following exercises, convert to equivalent fractions using the LCD. 13,34, and 35 , LCD=60 Problem 334E: In the following exercises, add or subtract. Write the result in simplified form. 334. 13+15 Problem 335E: In the following exercises, add or subtract. Write the result in simplified form. 14+15 Problem 336E: In the following exercises, add or subtract. Write the result in simplified form. 336. 12+17 Problem 337E: In the following exercises, add or subtract. Write the result in simplified form. 337. 13+18 Problem 338E: In the following exercises, add or subtract. Write the result in simplified form. 338. 13(19) Problem 339E: In the following exercises, add or subtract. Write the result in simplified form. 339. 14(18) Problem 340E: In the following exercises, add or subtract. Write the result in simplified form. 340. 15(110) Problem 341E: In the following exercises, add or subtract. Write the result in simplified form. 341. 12(16) Problem 342E: In the following exercises, add or subtract. Write the result in simplified form. 342. 23+34 Problem 343E: In the following exercises, add or subtract. Write the result in simplified form. 343. 34+25 Problem 344E: In the following exercises, add or subtract. Write the result in simplified form. 344. 712+58 Problem 345E: In the following exercises, add or subtract. Write the result in simplified form. 345. 512+38 Problem 346E: In the following exercises, add or subtract. Write the result in simplified form. 346. 712916 Problem 347E: In the following exercises, add or subtract. Write the result in simplified form. 347. 716512 Problem 348E: In the following exercises, add or subtract. Write the result in simplified form. 348. 111238 Problem 349E: In the following exercises, add or subtract. Write the result in simplified form. 58712 Problem 350E: In the following exercises, add or subtract. Write the result in simplified form. 2338 Problem 351E: In the following exercises, add or subtract. Write the result in simplified form. 351. 5634 Problem 352E: In the following exercises, add or subtract. Write the result in simplified form. 352. 1130+2740 Problem 353E: In the following exercises, add or subtract. Write the result in simplified form. 920+1730 Problem 354E: In the following exercises, add or subtract. Write the result in simplified form. 354. 1330+2542 Problem 355E: In the following exercises, add or subtract. Write the result in simplified form. 355. 2330+548 Problem 356E: In the following exercises, add or subtract. Write the result in simplified form. 39562235 Problem 357E: In the following exercises, add or subtract. Write the result in simplified form. 357. 33491835 Problem 358E: In the following exercises, add or subtract. Write the result in simplified form. 358. 23(34) Problem 359E: In the following exercises, add or subtract. Write the result in simplified form. 359. 34(45) Problem 360E: In the following exercises, add or subtract. Write the result in simplified form. 360. 916(45) Problem 361E: In the following exercises, add or subtract. Write the result in simplified form. 361. 720(58) Problem 362E: In the following exercises, add or subtract. Write the result in simplified form. 1+78 Problem 363E: In the following exercises, add or subtract. Write the result in simplified form. 1+56 Problem 364E: In the following exercises, add or subtract. Write the result in simplified form. 159 Problem 365E: In the following exercises, add or subtract. Write the result in simplified form. 365. 1310 Problem 366E: In the following exercises, add or subtract. Write the result in simplified form. x3+14 Problem 367E: In the following exercises, add or subtract. Write the result in simplified form. 367. y2+23 Problem 368E: In the following exercises, add or subtract. Write the result in simplified form. 368. y435 Problem 369E: In the following exercises, add or subtract. Write the result in simplified form. 369. x514 Problem 370E: In the following exercises, perform the indicated operations. Write your answers in simplified form.... Problem 371E: In the following exercises, perform the indicated operations. Write your answers in simplified form.... Problem 372E: In the following exercises, perform the indicated operations. Write your answers in simplified form.... Problem 373E: In the following exercises, perform the indicated operations. Write your answers in simplified form.... Problem 374E: In the following exercises, perform the indicated operations. Write your answers in simplified form.... Problem 375E: In the following exercises, perform the indicated operations. Write your answers in simplified form.... Problem 376E: In the following exercises, perform the indicated operations. Write your answers in simplified form.... Problem 377E: In the following exercises, perform the indicated operations. Write your answers in simplified form.... Problem 378E: In the following exercises, perform the indicated operations. Write your answers in simplified form.... Problem 379E: In the following exercises, perform the indicated operations. Write your answers in simplified form.... Problem 380E: In the following exercises, perform the indicated operations. Write your answers in simplified form.... Problem 381E: In the following exercises, perform the indicated operations. Write your answers in simplified form.... Problem 382E: In the following exercises, perform the indicated operations. Write your answers in simplified form.... Problem 383E: In the following exercises, perform the indicated operations. Write your answers in simplified form.... Problem 384E: In the following exercises, perform the indicated operations. Write your answers in simplified form.... Problem 385E: In the following exercises, perform the indicated operations. Write your answers in simplified form.... Problem 386E: In the following exercises, perform the indicated operations. Write your answers in simplified form.... Problem 387E: In the following exercises, perform the indicated operations. Write your answers in simplified form.... Problem 388E: In the following exercises, perform the indicated operations. Write your answers in simplified form.... Problem 389E: In the following exercises, perform the indicated operations. Write your answers in simplified form.... Problem 390E: In the following exercises, simplify. ( 1 5 )22+32 Problem 391E: In the following exercises, simplify. ( 1 3 )25+22 Problem 392E: In the following exercises, simplify. 23+42( 2 3 )2 Problem 393E: In the following exercises, simplify. 3332( 3 4 )2 Problem 394E: In the following exercises, simplify. ( 3 5 )2( 3 7 )2 Problem 395E: In the following exercises, simplify. ( 3 4 )2( 5 8 )2 Problem 396E: In the following exercises, simplify. 213+15 Problem 397E: In the following exercises, simplify. 514+13 Problem 398E: In the following exercises, simplify. 23+123423 Problem 399E: In the following exercises, simplify. 34+125623 Problem 400E: In the following exercises, simplify. 782312+38 Problem 401E: In the following exercises, simplify. 343514+25 Problem 402E: In the following exercises, simplify. 12+23512 Problem 403E: In the following exercises, simplify. 13+2535 Problem 404E: In the following exercises, simplify. 135110 Problem 405E: In the following exercises, simplify. 156112 Problem 406E: ]In the following exercises, simplify. 23+16+34 Problem 407E: In the following exercises, simplify. 23+14+35 Problem 408E: In the following exercises, simplify. 3816+34 Problem 409E: In the following exercises, simplify. 25+5834 Problem 410E: In the following exercises, simplify. 12(920415) Problem 411E: ]In the following exercises, simplify. 8(151656) Problem 412E: In the following exercises, simplify. 58+161924 Problem 413E: In the following exercises, simplify. 16+3101430 Problem 414E: In the following exercises, simplify. (59+16)(2312) Problem 415E: In the following exercises, simplify. (34+16)(5813) Problem 416E: In the following exercises, evaluate the given expression. Express your answers in simplified form,... Problem 417E: In the following exercises, evaluate the given expression. Express your answers in simplified form,... Problem 418E: In the following exercises, evaluate the given expression. Express your answers in simplified form,... Problem 419E: In the following exercises, evaluate the given expression. Express your answers in simplified form,... Problem 420E: In the following exercises, evaluate the given expression. Express your answers in simplified form,... Problem 421E: In the following exercises, evaluate the given expression. Express your answers in simplified form,... Problem 422E: In the following exercises, evaluate the given expression. Express your answers in simplified form,... Problem 423E: In the following exercises, evaluate the given expression. Express your answers in simplified form,... Problem 424E: In the following exercises, evaluate the given expression. Express your answers in simplified form,... Problem 425E: In the following exercises, evaluate the given expression. Express your answers in simplified form,... Problem 426E: In the following exercises, evaluate the given expression. Express your answers in simplified form,... Problem 427E: In the following exercises, evaluate the given expression. Express your answers in simplified form,... Problem 428E: In the following exercises, evaluate the given expression. Express your answers in simplified form,... Problem 429E: In the following exercises, evaluate the given expression. Express your answers in simplified form,... Problem 430E: In the following exercises, evaluate the given expression. Express your answers in simplified form,... Problem 431E: In the following exercises, evaluate the given expression. Express your answers in simplified form,... Problem 432E: Decorating Laronda is making covers for the throw pillows on her sofa. For each pillow cover, she... Problem 433E: Baking Vanessa is baking chocolate chip cookies and oatmeal cookies. She needs 114 cups of sugar for... Problem 434E: Explain why it is necessary to have a common denominator to add or subtract fractions. Problem 435E: Explain how to find the LCD of two fractions. format_list_bulleted