Add 45/3 and 90/60
1st number: 15 0/3, 2nd number: 1 30/60
45/3 + 90/60 is 33/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 3 × 20 = 60,
45/3 = 45 × 20/3 × 20 = 900/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
90/60 = 90 × 1/60 × 1 = 90/60 - Add the two like fractions:
900/60 + 90/60 = 900 + 90/60 = 990/60 - 990/60 simplified gives 33/2
- So, 45/3 + 90/60 = 33/2
In mixed form: 161/2
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