Question

simplify this problem in the way that I posted?​

Answer 1

$\frac{220cm {}^{2} }{5.5cm {}^{} } = \frac{220cm {}^{2} \times 10}{55cm {}^{} } = 4 \times 10 = 40cm$

• note- 220÷55= 4
• cm²÷cm= cm