Add 49/12 and 21/40
1st number: 4 1/12, 2nd number: 21/40
49/12 + 21/40 is 553/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 12 × 10 = 120,
49/12 = 49 × 10/12 × 10 = 490/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
21/40 = 21 × 3/40 × 3 = 63/120 - Add the two like fractions:
490/120 + 63/120 = 490 + 63/120 = 553/120 - So, 49/12 + 21/40 = 553/120
In mixed form: 473/120
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