Subtract 7/72 from 70/16
1st number: 4 6/16, 2nd number: 7/72
70/16 - 7/72 is 77/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 72 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
70/16 = 70 × 9/16 × 9 = 630/144 - Likewise, for the 2nd fraction, since 72 × 2 = 144,
7/72 = 7 × 2/72 × 2 = 14/144 - Subtract the two like fractions:
630/144 - 14/144 = 630 - 14/144 = 616/144 - After reducing the fraction, the answer is 77/18
- In mixed form: 45/18
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