Add 18/40 and 18/60
18/40 + 18/60 is 3/4.
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,
18/60 = 18 × 2/60 × 2 = 36/120 - Add the two like fractions:
54/120 + 36/120 = 54 + 36/120 = 90/120 - 90/120 simplified gives 3/4
- So, 18/40 + 18/60 = 3/4
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