Mathematics for IGCSE & O level - The Four Operations (Section 8 - No. 30)
Which of the following is equivalent to $2 \frac{1}{4} \times 3$?
6 \frac{1}{4}
6 \frac{3}{4}
7 \frac{1}{4}
7 \frac{3}{4}
Vysvětlení
First convert the mixed number to a fraction: 9/4, then multiply by 3, 27/4 = 6 3/4