Subtract 21/70 from 42/16
1st number: 2 10/16, 2nd number: 21/70
42/16 - 21/70 is 93/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 70 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 16 × 35 = 560,
42/16 = 42 × 35/16 × 35 = 1470/560 - Likewise, for the 2nd fraction, since 70 × 8 = 560,
21/70 = 21 × 8/70 × 8 = 168/560 - Subtract the two like fractions:
1470/560 - 168/560 = 1470 - 168/560 = 1302/560 - After reducing the fraction, the answer is 93/40
- In mixed form: 213/40
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