Add 90/12 and 42/24
1st number: 7 6/12, 2nd number: 1 18/24
90/12 + 42/24 is 37/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 12 × 2 = 24,
90/12 = 90 × 2/12 × 2 = 180/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
42/24 = 42 × 1/24 × 1 = 42/24 - Add the two like fractions:
180/24 + 42/24 = 180 + 42/24 = 222/24 - 222/24 simplified gives 37/4
- So, 90/12 + 42/24 = 37/4
In mixed form: 91/4
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