Add 20/35 and 21/24
20/35 + 21/24 is 81/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 24 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 35 × 24 = 840,
20/35 = 20 × 24/35 × 24 = 480/840 - Likewise, for the 2nd fraction, since 24 × 35 = 840,
21/24 = 21 × 35/24 × 35 = 735/840 - Add the two like fractions:
480/840 + 735/840 = 480 + 735/840 = 1215/840 - 1215/840 simplified gives 81/56
- So, 20/35 + 21/24 = 81/56
In mixed form: 125/56
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