Subtract 30/60 from 72/35, Solve 2 2/35

Subtract 30/60 from 72/35

1^st number: 2 2/35, 2^nd number: 30/60

72/35 - 30/60 is 109/70.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 60 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 35 × 12 = 420,
72/35 = 72 × 12/35 × 12 = 864/420
Likewise, for the 2nd fraction, since 60 × 7 = 420,
30/60 = 30 × 7/60 × 7 = 210/420
Subtract the two like fractions:
864/420 - 210/420 = 864 - 210/420 = 654/420
After reducing the fraction, the answer is 109/70
In mixed form: 139/70

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