7. Suppose you have 60 pennies arranged into 12 stacks with 5 pennies in each stack. The 12 stacks are arranged into 3 rows with 4 stacks in each row as shown in Figure 4.24. For each of the following expressions, explain how to see the pennies grouped so that the expression describes the total number of pennies according to that grouping. Your explanation of the grouping should not involve rearranging the pennies. a. 3 X (4 X 5) b. (3 X 4) X 5 с. 5 X (3 X 4) d. 4 X (3 X 5) m- on 2, nd ng ain
7. Suppose you have 60 pennies arranged into 12 stacks with 5 pennies in each stack. The 12 stacks are arranged into 3 rows with 4 stacks in each row as shown in Figure 4.24. For each of the following expressions, explain how to see the pennies grouped so that the expression describes the total number of pennies according to that grouping. Your explanation of the grouping should not involve rearranging the pennies. a. 3 X (4 X 5) b. (3 X 4) X 5 с. 5 X (3 X 4) d. 4 X (3 X 5) m- on 2, nd ng ain
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
Related questions
Question
![7. Suppose you have 60 pennies arranged into 12 stacks
with 5 pennies in each stack. The 12 stacks are
arranged into 3 rows with 4 stacks in each row, as
shown in Figure 4.24. For each of the following
expressions, explain how to see the pennies grouped
so that the expression describes the total number of
pennies according to that grouping.
Your explanation of the grouping should not involve
rearranging the pennies.
a. 3 X (4 X 5)
b. (3 x 4) X 5
c. 5 X (3 X 4)
box
d. 4 X (3 X 5)
num-
ession
pers 2,
: and
eaning
explain
mber of
FIGURE 4.24
Stacks of pennies
1)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5130ff8d-31ca-43d1-a47d-76ba00b91cd6%2F9b072d8c-de23-4431-8ee2-5d4f7b4d15a0%2Fftx3udj_processed.jpeg&w=3840&q=75)
Transcribed Image Text:7. Suppose you have 60 pennies arranged into 12 stacks
with 5 pennies in each stack. The 12 stacks are
arranged into 3 rows with 4 stacks in each row, as
shown in Figure 4.24. For each of the following
expressions, explain how to see the pennies grouped
so that the expression describes the total number of
pennies according to that grouping.
Your explanation of the grouping should not involve
rearranging the pennies.
a. 3 X (4 X 5)
b. (3 x 4) X 5
c. 5 X (3 X 4)
box
d. 4 X (3 X 5)
num-
ession
pers 2,
: and
eaning
explain
mber of
FIGURE 4.24
Stacks of pennies
1)
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