A student multiplied 5½ × 3¼, but was not sure of his answer. Which of the following mathematical statements that he listed on his paper has the same meaning as the given problem?
A)(5 × 3)+ (½ × ¼)
B)(5 + ½)× 3 × ¼
C)(5 × ½)+ (3 × ¼)
D)(5 + ½)× (3 + ¼)

Question

Quizplus · Accepted Answer

The correct representation of 5½ × 3¼ is (5 + ½)× (3 + ¼), which directly translates to adding the fractions to their respective whole numbers before multiplying, as indicated in option D.

A Student Multiplied 5½ × 3¼, but Was Not Sure