Question

Why can you rewrite 4.7 as 4.70

Answer 1

Because 4.7 is the "abbreviation" for 4.70 also 4.7 is the simplified version of 4.70 kind of like a fraction you 4 70/100 simplified is 4 7/10 or 4.7.

Answer 2

Explanation:

4.7 and 4.70 are both same numerically

only difference is 4.7 is written one place after decimal

and 4.70 is two place after decimals

moreover , there is not significant role of 0 afterwards

that is

4.7

4.70

4.700

and so on all are same