0
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63/147 = 3/7
3/7
The lowest term for 49 over 63 is 7/9
0.4286
63/81 = 7/9 in its lowest term.
The Least Common Multiple of 21, 63, 147: 441
10/9
9/10
1/7
63/25
7/9
63/147 63 3*21 3*3*7 147 49*3 7*7*3 63/147 3*3*7/7*7*3 3/7