Add 12/90 and 90/30
1st number: 12/90, 2nd number: 3 0/30
12/90 + 90/30 is 47/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
12/90 = 12 × 1/90 × 1 = 12/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
90/30 = 90 × 3/30 × 3 = 270/90 - Add the two like fractions:
12/90 + 270/90 = 12 + 270/90 = 282/90 - 282/90 simplified gives 47/15
- So, 12/90 + 90/30 = 47/15
In mixed form: 32/15
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