Answers

Add 70/10 and 72/4

1^st number: 7 0/10, 2^nd number: 18 0/4

70/10 + 72/4 is 25/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 4 is 20
   
   Next, find the equivalent fraction of both fractional numbers with denominator 20
2. For the 1st fraction, since 10 × 2 = 20,
   70/10 = 70 × 2/10 × 2 = 140/20
3. Likewise, for the 2nd fraction, since 4 × 5 = 20,
   72/4 = 72 × 5/4 × 5 = 360/20
4. Add the two like fractions:
   140/20 + 360/20 = 140 + 360/20 = 500/20
5. 500/20 simplified gives 25/1
6. So, 70/10 + 72/4 = 25/1

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