Subtract 45/72 from 56/35
1st number: 1 21/35, 2nd number: 45/72
56/35 - 45/72 is 39/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 72 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 35 × 72 = 2520,
56/35 = 56 × 72/35 × 72 = 4032/2520 - Likewise, for the 2nd fraction, since 72 × 35 = 2520,
45/72 = 45 × 35/72 × 35 = 1575/2520 - Subtract the two like fractions:
4032/2520 - 1575/2520 = 4032 - 1575/2520 = 2457/2520 - After reducing the fraction, the answer is 39/40
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