Answers

Subtract 63/70 from 40/28

1^st number: 1 12/28, 2^nd number: 63/70

40/28 - 63/70 is 37/70.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 70 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 28 × 5 = 140,
   40/28 = 40 × 5/28 × 5 = 200/140
3. Likewise, for the 2nd fraction, since 70 × 2 = 140,
   63/70 = 63 × 2/70 × 2 = 126/140
4. Subtract the two like fractions:
   200/140 - 126/140 = 200 - 126/140 = 74/140
5. After reducing the fraction, the answer is 37/70

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