Answers

Subtract 70/63 from 56/20

1^st number: 2 16/20, 2^nd number: 1 7/63

56/20 - 70/63 is 76/45.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 63 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 20 × 63 = 1260,
   56/20 = 56 × 63/20 × 63 = 3528/1260
3. Likewise, for the 2nd fraction, since 63 × 20 = 1260,
   70/63 = 70 × 20/63 × 20 = 1400/1260
4. Subtract the two like fractions:
   3528/1260 - 1400/1260 = 3528 - 1400/1260 = 2128/1260
5. After reducing the fraction, the answer is 76/45
6. In mixed form: 131/45

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