Subtract 12/36 from 70/42
1st number: 1 28/42, 2nd number: 12/36
70/42 - 12/36 is 4/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 42 × 6 = 252,
70/42 = 70 × 6/42 × 6 = 420/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
12/36 = 12 × 7/36 × 7 = 84/252 - Subtract the two like fractions:
420/252 - 84/252 = 420 - 84/252 = 336/252 - After reducing the fraction, the answer is 4/3
- In mixed form: 11/3
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