Question

simplify

$7 \frac{1}{2} \times 7 \frac{3}{2}$
​

Answer 1

Answer:

$(7 \times 2 + 1 \div 2) \times (7 \times 2+ 3 \div 2) \\ 15 \div 2 \times 17 \div 2 = 285 \div 2 = 142.5$

Answer 2

Step-by-step explanation:

(7×2+1÷2)×(7×2+3÷2)

15÷2×17÷2=285÷2=142.5