Add 42/5 and 28/18
1st number: 8 2/5, 2nd number: 1 10/18
42/5 + 28/18 is 448/45.
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,
28/18 = 28 × 5/18 × 5 = 140/90 - Add the two like fractions:
756/90 + 140/90 = 756 + 140/90 = 896/90 - 896/90 simplified gives 448/45
- So, 42/5 + 28/18 = 448/45
In mixed form: 943/45
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