Subtract 21/70 from 24/12
1st number: 2 0/12, 2nd number: 21/70
24/12 - 21/70 is 17/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 70 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 12 × 35 = 420,
24/12 = 24 × 35/12 × 35 = 840/420 - Likewise, for the 2nd fraction, since 70 × 6 = 420,
21/70 = 21 × 6/70 × 6 = 126/420 - Subtract the two like fractions:
840/420 - 126/420 = 840 - 126/420 = 714/420 - After reducing the fraction, the answer is 17/10
- In mixed form: 17/10
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