Add 15/21 and 80/50
1st number: 15/21, 2nd number: 1 30/50
15/21 + 80/50 is 81/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 50 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 21 × 50 = 1050,
15/21 = 15 × 50/21 × 50 = 750/1050 - Likewise, for the 2nd fraction, since 50 × 21 = 1050,
80/50 = 80 × 21/50 × 21 = 1680/1050 - Add the two like fractions:
750/1050 + 1680/1050 = 750 + 1680/1050 = 2430/1050 - 2430/1050 simplified gives 81/35
- So, 15/21 + 80/50 = 81/35
In mixed form: 211/35
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