Well, if you mean: 42 divided by 2 divided by 1, then here is the answer. Just take it step by step: 42 divided by 2 = 21 21 divided by 1 = 21 Pretty simple.
21 divided by 2 is 21/2=10.5
270.0952
0.0952
0.0952
2.625
21 divided by 2 is 10.5
21
2.0952
2 / 21/24 = 2 2/7 or 2 and two sevenths
40
common divisor is 3 and 1 6 divided by 3 = 2 6 divided by 1 = 6 15 divided by 3 = 5 15 divided by 1 = 15 21 divided by 3 = 7 21 divided by 1 = 21