Find the actual sum 1 3/4+ 1 5/8 to determine how much david grew in two years. Use the estimate to explain how you know your answer is reasonable.Show your work.

Question

asked Sep 19, 2021 144k views

1 Answer

Jtth · Answer 1 · 2021-09-23T16:09:05+0000

Answer:

S = 27/8

Explanation:

We need to find the actual sum of
1(3)/(4)+1(5)/(8) .

We need to find how much Devid grew in two years.

1(3)/(4)=(7)/(4)

and

1(5)/(8)=(13)/(8)

Sum means,

$S=(7)/(4)+(13)/(8)\\\\=(7(2)+13)/(8)\\\\=(14+13)/(8)\\\\=(27)/(8)$

Hence, the answer is 27/8.