5.78+9.1

Q: (7.39 x 10-11)(5.42 x 10-13)

A:

Q: 6. (10x 55) 45

A:

Q: 3.5(0.3x-1.5y)-4(0.2x-1.2y)

A: According to question,Given expression,3.50.3x - 1.5y-40.2x-1.2y

Q: 144

A: 3.14 * 144 This question asks for multiplication of 3.14 and 144,

Q: -5.4 + 9.5

A:

Q: 63.52x4.7

A: To find 63.52x4.7

Q: -7.4v+2.4(-7.1v+-10)+6.7

A: simplified value is -24.44 v - 17.3

Q: 10.0

A:

Q: 82.55 + 12.55

A: Given that the expression is

Q: Alt 8. 5. 14.

A:

Q: 8.91x1.26

A: Answer of this multiplication is 11.2266

Q: 70.925

A:

Q: 20 45 y

A:

Q: 707 55. 12

A: Consider the given expression as 70712

Q: 5 1/6 - 2 1/3

A: Given that 5 1/6 - 2 1/3

Q: 60.91-2.856

A: We want to find the value  60.91-2.856=?

Q: 23.12 + 72.98

A: Rational Numbers: All the numbers which can be written in the form of pq. Here, p and q are integers…

Q: 6.80 + 0.90x = y 7.30 + 0.65x = y

A: The given equations are, 6.80+0.90x=y          ...17.30+0.65x=y          ...2 Substitute the value…

Q: 9 5/12 - 3 2/3 =

A: Case 1: Let the given number be in mixed fraction notation.

Q: 3.157 + 2.09

A: The two decimal numbers are given as 3.157 and 2.09.

Q: 90.8 +178

A: Addition of the given numbers  90.8 +178 = 268.

Q: 100-76.48

A:

Q: -1.84 - ( -6.3)

A: