Question

Need help on problem 9 and 10 please ;(

Answer 1

1.25   --- One and twenty five hundredths

= 1 + 0.2 + 0.05

= (1 × 1) + (2 ÷ 10) + (5 ÷ 100)

= $(1*10^{0}) + (2*10^{-1}) + (5*10^{-2})$



Four hundred twenty three and four tenths

= 423. 4