Add 42/18 and 32/20
1st number: 2 6/18, 2nd number: 1 12/20
42/18 + 32/20 is 59/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 18 × 10 = 180,
42/18 = 42 × 10/18 × 10 = 420/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
32/20 = 32 × 9/20 × 9 = 288/180 - Add the two like fractions:
420/180 + 288/180 = 420 + 288/180 = 708/180 - 708/180 simplified gives 59/15
- So, 42/18 + 32/20 = 59/15
In mixed form: 314/15
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