Question

3/10 x 7/10
Please help

Answer 1

Answer: 0.21

3/10 = 0.3 * 7/10 = 0.7

0.3 * 0.7 = 0.21

Answer 2

`(21)/(100)`

Explanation:

1. Write it out:
   `(3)/(10)` ×
   `(7)/(10)`
2. 10 × 10 = 100
3. 3 × 7 = 21
4. Put them together:
   `(21)/(100)`

I hope this helps!