Add 75/40 and 42/80
1st number: 1 35/40, 2nd number: 42/80
75/40 + 42/80 is 12/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 40 × 2 = 80,
75/40 = 75 × 2/40 × 2 = 150/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
42/80 = 42 × 1/80 × 1 = 42/80 - Add the two like fractions:
150/80 + 42/80 = 150 + 42/80 = 192/80 - 192/80 simplified gives 12/5
- So, 75/40 + 42/80 = 12/5
In mixed form: 22/5
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