0.21 If you want to find what goes into 21 100 times evenly all you have to do is divide 21 by 100.
1 and 3
7 goes into 120, but not evenly. 120/7 is 17 with a remainder of 1.
1 and 2.
The numbers that go into 21 evenly are 1, 3, 7, 21.
The number that goes into both 84 and 105 evenly is 21.
21
120 x 5 = 600
1 and 7
1, 3, 7, 21.
Not evenly. It goes in 1.6 times or once with a remainder of 45.
Nothing goes into 8 and 15 evenly. If you're trying to find a common denominator, You must multiply the two numbers, which is 120.~Emily