Subtract 21/30 from 70/60
1st number: 1 10/60, 2nd number: 21/30
70/60 - 21/30 is 7/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
70/60 = 70 × 1/60 × 1 = 70/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
21/30 = 21 × 2/30 × 2 = 42/60 - Subtract the two like fractions:
70/60 - 42/60 = 70 - 42/60 = 28/60 - After reducing the fraction, the answer is 7/15
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