Add 90/30 and 81/75
1st number: 3 0/30, 2nd number: 1 6/75
90/30 + 81/75 is 102/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
90/30 = 90 × 5/30 × 5 = 450/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
81/75 = 81 × 2/75 × 2 = 162/150 - Add the two like fractions:
450/150 + 162/150 = 450 + 162/150 = 612/150 - 612/150 simplified gives 102/25
- So, 90/30 + 81/75 = 102/25
In mixed form: 42/25
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