Answers

Add 80/40 and 21/48

1^st number: 2 0/40, 2^nd number: 21/48

80/40 + 21/48 is 39/16.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 48 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 40 × 6 = 240,
   80/40 = 80 × 6/40 × 6 = 480/240
3. Likewise, for the 2nd fraction, since 48 × 5 = 240,
   21/48 = 21 × 5/48 × 5 = 105/240
4. Add the two like fractions:
   480/240 + 105/240 = 480 + 105/240 = 585/240
5. 585/240 simplified gives 39/16
6. So, 80/40 + 21/48 = 39/16
   In mixed form: 27/16

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