Subtract 7/70 from 70/49
1st number: 1 21/49, 2nd number: 7/70
70/49 - 7/70 is 93/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 70 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 49 × 10 = 490,
70/49 = 70 × 10/49 × 10 = 700/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
7/70 = 7 × 7/70 × 7 = 49/490 - Subtract the two like fractions:
700/490 - 49/490 = 700 - 49/490 = 651/490 - After reducing the fraction, the answer is 93/70
- In mixed form: 123/70
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