Find the rational number that should be added and subtracted that will make the sum 312 + 134 + 238 to the nearest whole number.

Find the rational number that should be added and subtracted that will make the sum $3 \frac{1}{2}$ + $1 \frac{3}{4}$ + $2 \frac{3}{8}$ to the nearest whole number.

Matching exercise

Match the items on the right to the items on the left.

Step 1

Step 2

Step 3

Step 4

Step 5