Add 90/42 and 18/56
1st number: 2 6/42, 2nd number: 18/56
90/42 + 18/56 is 69/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
90/42 = 90 × 4/42 × 4 = 360/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
18/56 = 18 × 3/56 × 3 = 54/168 - Add the two like fractions:
360/168 + 54/168 = 360 + 54/168 = 414/168 - 414/168 simplified gives 69/28
- So, 90/42 + 18/56 = 69/28
In mixed form: 213/28
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