Consider the sum $8.74+7.41$8.74+7.41

Estimate the answer by rounding both values to the nearest whole number.

Use a calculator to evaluate $8.74$8.74 + $7.41$7.41 and write the answer below.

$5.21-4.47$5.21−4.47

Consider the product $1.29\times3.42$1.29×3.42

Consider the division $26.99\div8.98$26.99÷8.98

Understand operations on fractions, decimals, percentages, and integers