Add 24/72 and 10/21
24/72 + 10/21 is 17/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 21 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
24/72 = 24 × 7/72 × 7 = 168/504 - Likewise, for the 2nd fraction, since 21 × 24 = 504,
10/21 = 10 × 24/21 × 24 = 240/504 - Add the two like fractions:
168/504 + 240/504 = 168 + 240/504 = 408/504 - 408/504 simplified gives 17/21
- So, 24/72 + 10/21 = 17/21
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