Add 10/21 and 48/72
10/21 + 48/72 is 8/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 21 × 24 = 504,
10/21 = 10 × 24/21 × 24 = 240/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
48/72 = 48 × 7/72 × 7 = 336/504 - Add the two like fractions:
240/504 + 336/504 = 240 + 336/504 = 576/504 - 576/504 simplified gives 8/7
- So, 10/21 + 48/72 = 8/7
In mixed form: 11/7
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