grade 4 · MT-010

Compare multiplicatively

Distinguish “times as many” from additive comparison.

Learn togetherFresh problem · seed 1459267846

A blue ribbon is 5 centimeters long. A gold ribbon is 3 times as long. How long is the gold ribbon?

Step 1How many equal blue-ribbon lengths make the gold ribbon?Count the equal sections in the gold bar. Step 2Now find the gold ribbon's total length in centimeters.Multiply 3 × 5.