Add 90/25 and 18/30
1st number: 3 15/25, 2nd number: 18/30
90/25 + 18/30 is 21/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 30 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 25 × 6 = 150,
90/25 = 90 × 6/25 × 6 = 540/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
18/30 = 18 × 5/30 × 5 = 90/150 - Add the two like fractions:
540/150 + 90/150 = 540 + 90/150 = 630/150 - 630/150 simplified gives 21/5
- So, 90/25 + 18/30 = 21/5
In mixed form: 41/5
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