Add 90/24 and 12/42
1st number: 3 18/24, 2nd number: 12/42
90/24 + 12/42 is 113/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 42 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
90/24 = 90 × 7/24 × 7 = 630/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
12/42 = 12 × 4/42 × 4 = 48/168 - Add the two like fractions:
630/168 + 48/168 = 630 + 48/168 = 678/168 - 678/168 simplified gives 113/28
- So, 90/24 + 12/42 = 113/28
In mixed form: 41/28
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