Add 36/12 and 42/90
1st number: 3 0/12, 2nd number: 42/90
36/12 + 42/90 is 52/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 12 × 15 = 180,
36/12 = 36 × 15/12 × 15 = 540/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
42/90 = 42 × 2/90 × 2 = 84/180 - Add the two like fractions:
540/180 + 84/180 = 540 + 84/180 = 624/180 - 624/180 simplified gives 52/15
- So, 36/12 + 42/90 = 52/15
In mixed form: 37/15
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