Add 9/24 and 21/72
9/24 + 21/72 is 2/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 24 × 3 = 72,
9/24 = 9 × 3/24 × 3 = 27/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
21/72 = 21 × 1/72 × 1 = 21/72 - Add the two like fractions:
27/72 + 21/72 = 27 + 21/72 = 48/72 - 48/72 simplified gives 2/3
- So, 9/24 + 21/72 = 2/3
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