Add 42/5 and 3/18
1st number: 8 2/5, 2nd number: 3/18
42/5 + 3/18 is 257/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
42/5 = 42 × 18/5 × 18 = 756/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
3/18 = 3 × 5/18 × 5 = 15/90 - Add the two like fractions:
756/90 + 15/90 = 756 + 15/90 = 771/90 - 771/90 simplified gives 257/30
- So, 42/5 + 3/18 = 257/30
In mixed form: 817/30
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