Subtract 14/70 from 21/4
1st number: 5 1/4, 2nd number: 14/70
21/4 - 14/70 is 101/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 4 × 35 = 140,
21/4 = 21 × 35/4 × 35 = 735/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
14/70 = 14 × 2/70 × 2 = 28/140 - Subtract the two like fractions:
735/140 - 28/140 = 735 - 28/140 = 707/140 - After reducing the fraction, the answer is 101/20
- In mixed form: 51/20
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