Add 75/42 and 90/4
1st number: 1 33/42, 2nd number: 22 2/4
75/42 + 90/4 is 170/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 4 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 42 × 2 = 84,
75/42 = 75 × 2/42 × 2 = 150/84 - Likewise, for the 2nd fraction, since 4 × 21 = 84,
90/4 = 90 × 21/4 × 21 = 1890/84 - Add the two like fractions:
150/84 + 1890/84 = 150 + 1890/84 = 2040/84 - 2040/84 simplified gives 170/7
- So, 75/42 + 90/4 = 170/7
In mixed form: 242/7
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