Add 42/60 and 84/90
42/60 + 84/90 is 49/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 60 × 3 = 180,
42/60 = 42 × 3/60 × 3 = 126/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
84/90 = 84 × 2/90 × 2 = 168/180 - Add the two like fractions:
126/180 + 168/180 = 126 + 168/180 = 294/180 - 294/180 simplified gives 49/30
- So, 42/60 + 84/90 = 49/30
In mixed form: 119/30
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Related: 84/60+84/90