Subtract 7/72 from 70/8
1st number: 8 6/8, 2nd number: 7/72
70/8 - 7/72 is 623/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
70/8 = 70 × 9/8 × 9 = 630/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
7/72 = 7 × 1/72 × 1 = 7/72 - Subtract the two like fractions:
630/72 - 7/72 = 630 - 7/72 = 623/72 - In mixed form: 847/72
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