Add 18/60 and 21/5
1st number: 18/60, 2nd number: 4 1/5
18/60 + 21/5 is 9/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 5 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
18/60 = 18 × 1/60 × 1 = 18/60 - Likewise, for the 2nd fraction, since 5 × 12 = 60,
21/5 = 21 × 12/5 × 12 = 252/60 - Add the two like fractions:
18/60 + 252/60 = 18 + 252/60 = 270/60 - 270/60 simplified gives 9/2
- So, 18/60 + 21/5 = 9/2
In mixed form: 41/2
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