Add 20/40 and 42/60
20/40 + 42/60 is 6/5.
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,
20/40 = 20 × 3/40 × 3 = 60/120 - Likewise, for the 2nd fraction, since 60 × 2 = 120,
42/60 = 42 × 2/60 × 2 = 84/120 - Add the two like fractions:
60/120 + 84/120 = 60 + 84/120 = 144/120 - 144/120 simplified gives 6/5
- So, 20/40 + 42/60 = 6/5
In mixed form: 11/5
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