Add 10/12 and 21/80
10/12 + 21/80 is 263/240.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 12 × 20 = 240,
10/12 = 10 × 20/12 × 20 = 200/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
21/80 = 21 × 3/80 × 3 = 63/240 - Add the two like fractions:
200/240 + 63/240 = 200 + 63/240 = 263/240 - So, 10/12 + 21/80 = 263/240
In mixed form: 123/240
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