Answers

Add 70/48 and 21/90

1^st number: 1 22/48, 2^nd number: 21/90

70/48 + 21/90 is 203/120.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 48 and 90 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 48 × 15 = 720,
   70/48 = 70 × 15/48 × 15 = 1050/720
3. Likewise, for the 2nd fraction, since 90 × 8 = 720,
   21/90 = 21 × 8/90 × 8 = 168/720
4. Add the two like fractions:
   1050/720 + 168/720 = 1050 + 168/720 = 1218/720
5. 1218/720 simplified gives 203/120
6. So, 70/48 + 21/90 = 203/120
   In mixed form: 183/120

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