Well 63 divided by 3 equals 21. So 3 times 21 equals 63. 21 is that number.
3 times 7...
It is a prime number
There are two correct answers: . . . positive 21 . . . negative 21
11 times 11 times 11=1331
28*21 equals 84
The number 3 can go in to 63 21 times. 63 divided by 3 equals 21.
ONE times a number equals that number.
25 times 21 equals 525
it is 7x3=21
4 times 21 equals 84.
How about: 1*21 = 21 or 3*7 = 21