Answers

Add 70/50 and 63/72

1^st number: 1 20/50, 2^nd number: 63/72

70/50 + 63/72 is 91/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 50 and 72 is 1800
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1800
2. For the 1st fraction, since 50 × 36 = 1800,
   70/50 = 70 × 36/50 × 36 = 2520/1800
3. Likewise, for the 2nd fraction, since 72 × 25 = 1800,
   63/72 = 63 × 25/72 × 25 = 1575/1800
4. Add the two like fractions:
   2520/1800 + 1575/1800 = 2520 + 1575/1800 = 4095/1800
5. 4095/1800 simplified gives 91/40
6. So, 70/50 + 63/72 = 91/40
   In mixed form: 211/40

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