Subtract 6/60 from 70/90
70/90 - 6/60 is 61/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
70/90 = 70 × 2/90 × 2 = 140/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
6/60 = 6 × 3/60 × 3 = 18/180 - Subtract the two like fractions:
140/180 - 18/180 = 140 - 18/180 = 122/180 - After reducing the fraction, the answer is 61/90
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