Add 42/40 and 30/32
1st number: 1 2/40, 2nd number: 30/32
42/40 + 30/32 is 159/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 40 × 4 = 160,
42/40 = 42 × 4/40 × 4 = 168/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
30/32 = 30 × 5/32 × 5 = 150/160 - Add the two like fractions:
168/160 + 150/160 = 168 + 150/160 = 318/160 - 318/160 simplified gives 159/80
- So, 42/40 + 30/32 = 159/80
In mixed form: 179/80
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