Answers

Add 18/72 and 70/64

1^st number: 18/72, 2^nd number: 1 6/64

18/72 + 70/64 is 43/32.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 64 is 576
   
   Next, find the equivalent fraction of both fractional numbers with denominator 576
2. For the 1st fraction, since 72 × 8 = 576,
   18/72 = 18 × 8/72 × 8 = 144/576
3. Likewise, for the 2nd fraction, since 64 × 9 = 576,
   70/64 = 70 × 9/64 × 9 = 630/576
4. Add the two like fractions:
   144/576 + 630/576 = 144 + 630/576 = 774/576
5. 774/576 simplified gives 43/32
6. So, 18/72 + 70/64 = 43/32
   In mixed form: 111/32

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