Answers

Add 21/45 and 56/8

1^st number: 21/45, 2^nd number: 7 0/8

21/45 + 56/8 is 112/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 8 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 45 × 8 = 360,
   21/45 = 21 × 8/45 × 8 = 168/360
3. Likewise, for the 2nd fraction, since 8 × 45 = 360,
   56/8 = 56 × 45/8 × 45 = 2520/360
4. Add the two like fractions:
   168/360 + 2520/360 = 168 + 2520/360 = 2688/360
5. 2688/360 simplified gives 112/15
6. So, 21/45 + 56/8 = 112/15
   In mixed form: 77/15

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