Question

$i) \: 23 \div {2}^{3} {5}^{3} \\ \\ \\ ii) \: 129 \div {2}^{2} {5}^{7} {7}^{5}$
fast​

Answer 1

i ) 23 ÷ 2²5³

23 / 8 × 5³

23 / 8 × 125

23 × 125 / 8

2875 / 8

ii ) 129 ÷ 2² ÷ 2²5⁷7⁵

129 / 4 × 5⁷ × 7⁵

129 / 4 × 78125 × 7⁵

129 × 78125 / 4 × 7⁵

10078125 / 4 × 7⁵

10078125 / 4 × 16807

10078125 × 16807 / 4

169383046875 / 4