Add 18/40 and 63/60
1st number: 18/40, 2nd number: 1 3/60
18/40 + 63/60 is 3/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 60 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
18/40 = 18 × 3/40 × 3 = 54/120 - Likewise, for the 2nd fraction, since 60 × 2 = 120,
63/60 = 63 × 2/60 × 2 = 126/120 - Add the two like fractions:
54/120 + 126/120 = 54 + 126/120 = 180/120 - 180/120 simplified gives 3/2
- So, 18/40 + 63/60 = 3/2
In mixed form: 11/2
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