Add 42/5 and 30/40
1st number: 8 2/5, 2nd number: 30/40
42/5 + 30/40 is 183/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
42/5 = 42 × 8/5 × 8 = 336/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
30/40 = 30 × 1/40 × 1 = 30/40 - Add the two like fractions:
336/40 + 30/40 = 336 + 30/40 = 366/40 - 366/40 simplified gives 183/20
- So, 42/5 + 30/40 = 183/20
In mixed form: 93/20
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