Answers

Add 63/40 and 70/28

1^st number: 1 23/40, 2^nd number: 2 14/28

63/40 + 70/28 is 163/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 28 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 40 × 7 = 280,
   63/40 = 63 × 7/40 × 7 = 441/280
3. Likewise, for the 2nd fraction, since 28 × 10 = 280,
   70/28 = 70 × 10/28 × 10 = 700/280
4. Add the two like fractions:
   441/280 + 700/280 = 441 + 700/280 = 1141/280
5. 1141/280 simplified gives 163/40
6. So, 63/40 + 70/28 = 163/40
   In mixed form: 43/40

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