Add 1/12 and 90/40
1st number: 1/12, 2nd number: 2 10/40
1/12 + 90/40 is 7/3.
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,
1/12 = 1 × 10/12 × 10 = 10/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
90/40 = 90 × 3/40 × 3 = 270/120 - Add the two like fractions:
10/120 + 270/120 = 10 + 270/120 = 280/120 - 280/120 simplified gives 7/3
- So, 1/12 + 90/40 = 7/3
In mixed form: 21/3
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