Add 42/16 and 18/90
1st number: 2 10/16, 2nd number: 18/90
42/16 + 18/90 is 113/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 16 × 45 = 720,
42/16 = 42 × 45/16 × 45 = 1890/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
18/90 = 18 × 8/90 × 8 = 144/720 - Add the two like fractions:
1890/720 + 144/720 = 1890 + 144/720 = 2034/720 - 2034/720 simplified gives 113/40
- So, 42/16 + 18/90 = 113/40
In mixed form: 233/40
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