Add 42/40 and 18/5
1st number: 1 2/40, 2nd number: 3 3/5
42/40 + 18/5 is 93/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 5 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
42/40 = 42 × 1/40 × 1 = 42/40 - Likewise, for the 2nd fraction, since 5 × 8 = 40,
18/5 = 18 × 8/5 × 8 = 144/40 - Add the two like fractions:
42/40 + 144/40 = 42 + 144/40 = 186/40 - 186/40 simplified gives 93/20
- So, 42/40 + 18/5 = 93/20
In mixed form: 413/20
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