Add 21/36 and 90/56
1st number: 21/36, 2nd number: 1 34/56
21/36 + 90/56 is 46/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 36 × 14 = 504,
21/36 = 21 × 14/36 × 14 = 294/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
90/56 = 90 × 9/56 × 9 = 810/504 - Add the two like fractions:
294/504 + 810/504 = 294 + 810/504 = 1104/504 - 1104/504 simplified gives 46/21
- So, 21/36 + 90/56 = 46/21
In mixed form: 24/21
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