Subtract 9/49 from 70/42
1st number: 1 28/42, 2nd number: 9/49
70/42 - 9/49 is 218/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 49 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 42 × 7 = 294,
70/42 = 70 × 7/42 × 7 = 490/294 - Likewise, for the 2nd fraction, since 49 × 6 = 294,
9/49 = 9 × 6/49 × 6 = 54/294 - Subtract the two like fractions:
490/294 - 54/294 = 490 - 54/294 = 436/294 - After reducing the fraction, the answer is 218/147
- In mixed form: 171/147
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