Answers

Add 20/56 and 70/60

1^st number: 20/56, 2^nd number: 1 10/60

20/56 + 70/60 is 32/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 60 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 56 × 15 = 840,
   20/56 = 20 × 15/56 × 15 = 300/840
3. Likewise, for the 2nd fraction, since 60 × 14 = 840,
   70/60 = 70 × 14/60 × 14 = 980/840
4. Add the two like fractions:
   300/840 + 980/840 = 300 + 980/840 = 1280/840
5. 1280/840 simplified gives 32/21
6. So, 20/56 + 70/60 = 32/21
   In mixed form: 111/21

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