Answers

Add 70/30 and 45/72

1^st number: 2 10/30, 2^nd number: 45/72

70/30 + 45/72 is 71/24.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 72 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 30 × 12 = 360,
   70/30 = 70 × 12/30 × 12 = 840/360
3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
   45/72 = 45 × 5/72 × 5 = 225/360
4. Add the two like fractions:
   840/360 + 225/360 = 840 + 225/360 = 1065/360
5. 1065/360 simplified gives 71/24
6. So, 70/30 + 45/72 = 71/24
   In mixed form: 223/24

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