Add 21/72 and 4/8
21/72 + 4/8 is 19/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
21/72 = 21 × 1/72 × 1 = 21/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
4/8 = 4 × 9/8 × 9 = 36/72 - Add the two like fractions:
21/72 + 36/72 = 21 + 36/72 = 57/72 - 57/72 simplified gives 19/24
- So, 21/72 + 4/8 = 19/24
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