divide by 21
72 reverse the digits divide by 3 = 24
Divide by 4.
21 divide into 6450 = 0.0032558139534883722
Divide by 622.
Oh, dude, dividing 7 over 11 by 21 is like dividing a pizza slice by the number of people at the party who don't like pineapple on their pizza. So, you just take 7/11 and divide that by 21. It's like trying to split a tiny piece of cake between a whole football team. The answer is approximately 0.0318.
-44
21
Divide 42 by 2 to give you 21.
Divide by 9
Multiply by 36
multiply by 1/38