Add 42/32 and 9/90
1st number: 1 10/32, 2nd number: 9/90
42/32 + 9/90 is 113/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 90 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 32 × 45 = 1440,
42/32 = 42 × 45/32 × 45 = 1890/1440 - Likewise, for the 2nd fraction, since 90 × 16 = 1440,
9/90 = 9 × 16/90 × 16 = 144/1440 - Add the two like fractions:
1890/1440 + 144/1440 = 1890 + 144/1440 = 2034/1440 - 2034/1440 simplified gives 113/80
- So, 42/32 + 9/90 = 113/80
In mixed form: 133/80
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