Add 30/42 and 90/36
1st number: 30/42, 2nd number: 2 18/36
30/42 + 90/36 is 45/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 42 × 6 = 252,
30/42 = 30 × 6/42 × 6 = 180/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
90/36 = 90 × 7/36 × 7 = 630/252 - Add the two like fractions:
180/252 + 630/252 = 180 + 630/252 = 810/252 - 810/252 simplified gives 45/14
- So, 30/42 + 90/36 = 45/14
In mixed form: 33/14
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