42 less subtract 21 from 63 , that is to say, 63-21 is 42 so it is 42 less. 63-21 = 42
21. The number subtracted doubles in each succession... 63 is 3 less than 66... 57 is 6 less than 63... 45 is 12 less than 57. So 21 is 24 less than 45.
The only multiple of 21 and 9 that is less than 100 is 63
21, 42, 63, 84.
63/3 = 21 21 - 20 = 1 Therefore, 63/3 is greater than 20.
21: 21, 42, 63, and 84!
21, 42, 63, 84
21, 42, 63, 84.
63
Just 63.
Just 63.
63
They are: 21, 42, 63 and 84