Question

What number is 70% of 45

Answer 1

70% of 45 
= 0.7 x 45 
= 31.5

Answer 2

$x-\ number\\\\ \frac{x}{45}*100\%=70\%\\\\ \frac{x}{45}=0.7\ \ \ | multiply\ 45\\\\ x=31.5\\\\ 31.5\ is\ 70\%\ of\ 45.$