Add 16/20 and 42/9
1st number: 16/20, 2nd number: 4 6/9
16/20 + 42/9 is 82/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 9 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
16/20 = 16 × 9/20 × 9 = 144/180 - Likewise, for the 2nd fraction, since 9 × 20 = 180,
42/9 = 42 × 20/9 × 20 = 840/180 - Add the two like fractions:
144/180 + 840/180 = 144 + 840/180 = 984/180 - 984/180 simplified gives 82/15
- So, 16/20 + 42/9 = 82/15
In mixed form: 57/15
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