Subtract 70/60 from 18/7
1st number: 2 4/7, 2nd number: 1 10/60
18/7 - 70/60 is 59/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 7 × 60 = 420,
18/7 = 18 × 60/7 × 60 = 1080/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
70/60 = 70 × 7/60 × 7 = 490/420 - Subtract the two like fractions:
1080/420 - 490/420 = 1080 - 490/420 = 590/420 - After reducing the fraction, the answer is 59/42
- In mixed form: 117/42
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