Question

find the value of the problem
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Answer 1

answer is 80

as we know that 10 raised to -1 is -10

4 raised to 3 is 64

and 2 raised to -3 is -8

so -10×64 = -640

and -640÷-8 is 80

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Answer 2

Answer is 51.2

As we know that 10 raised to power -1 is 1 divided by 10

1 divided by 2 raised to power -3 is 2 raised to power 3 that is 2×2×2 = 8 & 4 raised to power 3 is 64

so our answer would be 64×8/10 = 51.2

hope it helps