Question

add the following rational number -2 to upon 5 and 4 upon 5​

Answer 1

Answer:

-2/5+4/5

=2/5

I hope that this will help u

Answer 2

Answer:

15626/25=625.04

Step-by-step explanation:

5⁻²+5⁴=?

5⁻²=1/5²=1/25

5⁴=625

1/25+625/1=(1+15625)/25

                 =15626/25

                  =625.04