Best Answer

The reverse, in the sense of undoing the effects of "divide by 21" is "multiply by 21".

More answers

Lvl 1

21

Q: What is the reverse of divide by 21?

Write your answer...

Submit

Still have questions?

Continue Learning about Other Math

Related questions

divide by 21

72 reverse the digits divide by 3 = 24

Divide by 4.

21 divide into 6450 = 0.0032558139534883722

Divide by 622.

take 7 then divide by 11 get an answer then divide that answer by 21

-44

21

Divide 42 by 2 to give you 21.

Divide by 9

Multiply by 36

multiply by 1/38