Subtract 30/60 from 70/28, Solve 2 14/28

Subtract 30/60 from 70/28

1^st number: 2 14/28, 2^nd number: 30/60

70/28 - 30/60 is 2/1.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 60 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 28 × 15 = 420,
70/28 = 70 × 15/28 × 15 = 1050/420
Likewise, for the 2nd fraction, since 60 × 7 = 420,
30/60 = 30 × 7/60 × 7 = 210/420
Subtract the two like fractions:
1050/420 - 210/420 = 1050 - 210/420 = 840/420
After reducing the fraction, the answer is 2/1

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