Answers

Add 63/40 and 48/90

1^st number: 1 23/40, 2^nd number: 48/90

63/40 + 48/90 is 253/120.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 90 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 40 × 9 = 360,
   63/40 = 63 × 9/40 × 9 = 567/360
3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
   48/90 = 48 × 4/90 × 4 = 192/360
4. Add the two like fractions:
   567/360 + 192/360 = 567 + 192/360 = 759/360
5. 759/360 simplified gives 253/120
6. So, 63/40 + 48/90 = 253/120
   In mixed form: 213/120

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