365 multiply by 24 then multiply that answer by 21 and it is 183960
1 and 21 3 and 7
How about: 3*7 = 21 or 1*21 = 21
Any number can be multiplied by 21
26775
21 multiply by 10 = 210
365 multiply by 24 then multiply that answer by 21 and it is 183960
divide by 21
1 and 21 3 and 7
How about: 3*7 = 21 or 1*21 = 21
Any number can be multiplied by 21
26775
1
The reverse, in the sense of undoing the effects of "divide by 21" is "multiply by 21".
-17
42
It is: 21*21 = 441