Add 9/42 and 90/24
1st number: 9/42, 2nd number: 3 18/24
9/42 + 90/24 is 111/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
9/42 = 9 × 4/42 × 4 = 36/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
90/24 = 90 × 7/24 × 7 = 630/168 - Add the two like fractions:
36/168 + 630/168 = 36 + 630/168 = 666/168 - 666/168 simplified gives 111/28
- So, 9/42 + 90/24 = 111/28
In mixed form: 327/28
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