Add 45/30 and 90/18
1st number: 1 15/30, 2nd number: 5 0/18
45/30 + 90/18 is 13/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
45/30 = 45 × 3/30 × 3 = 135/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
90/18 = 90 × 5/18 × 5 = 450/90 - Add the two like fractions:
135/90 + 450/90 = 135 + 450/90 = 585/90 - 585/90 simplified gives 13/2
- So, 45/30 + 90/18 = 13/2
In mixed form: 61/2
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