Subtract 70/49 from 18/4
1st number: 4 2/4, 2nd number: 1 21/49
18/4 - 70/49 is 43/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 49 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 4 × 49 = 196,
18/4 = 18 × 49/4 × 49 = 882/196 - Likewise, for the 2nd fraction, since 49 × 4 = 196,
70/49 = 70 × 4/49 × 4 = 280/196 - Subtract the two like fractions:
882/196 - 280/196 = 882 - 280/196 = 602/196 - After reducing the fraction, the answer is 43/14
- In mixed form: 31/14
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