Add 18/15 and 45/25
1st number: 1 3/15, 2nd number: 1 20/25
18/15 + 45/25 is 3/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 25 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 15 × 5 = 75,
18/15 = 18 × 5/15 × 5 = 90/75 - Likewise, for the 2nd fraction, since 25 × 3 = 75,
45/25 = 45 × 3/25 × 3 = 135/75 - Add the two like fractions:
90/75 + 135/75 = 90 + 135/75 = 225/75 - 225/75 simplified gives 3/1
- So, 18/15 + 45/25 = 3/1
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