Add 21/15 and 50/36
1st number: 1 6/15, 2nd number: 1 14/36
21/15 + 50/36 is 251/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 15 × 12 = 180,
21/15 = 21 × 12/15 × 12 = 252/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
50/36 = 50 × 5/36 × 5 = 250/180 - Add the two like fractions:
252/180 + 250/180 = 252 + 250/180 = 502/180 - 502/180 simplified gives 251/90
- So, 21/15 + 50/36 = 251/90
In mixed form: 271/90
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