Lauren found the difference between 15.91 and 8.32 and got an answer of 7.59. Which expression below can be used to check her work? a. 8.32-7.59
b. 8.32+7.59
c. 15.91+8.32
d. 15.91+7.59​

The answer is B

Step-by-step explanation:

After subtracting 8.32 from 15.91, you get 7.59. If you add 8.32 and 7.59 you get back 15.91

7 ft 6 in means 7 1/2, because 6 in is 1/2 of a foot. 7 ft 8 in means 7 2/3 because 8 in is 2/3 of a foot. 23/3 = 7 2/3. 15/2 = 7 1/2.

23/3   *   15/2   = 57 1/2

step-by-step explanation:

42.4

step-by-step explanation:

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