Answers

Add 70/48 and 40/90

1^st number: 1 22/48, 2^nd number: 40/90

70/48 + 40/90 is 137/72.

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,
   40/90 = 40 × 8/90 × 8 = 320/720
4. Add the two like fractions:
   1050/720 + 320/720 = 1050 + 320/720 = 1370/720
5. 1370/720 simplified gives 137/72
6. So, 70/48 + 40/90 = 137/72
   In mixed form: 165/72

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