Subtract 70/60 from 42/15
1st number: 2 12/15, 2nd number: 1 10/60
42/15 - 70/60 is 49/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
42/15 = 42 × 4/15 × 4 = 168/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
70/60 = 70 × 1/60 × 1 = 70/60 - Subtract the two like fractions:
168/60 - 70/60 = 168 - 70/60 = 98/60 - After reducing the fraction, the answer is 49/30
- In mixed form: 119/30
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