Add 18/40 and 70/5
1st number: 18/40, 2nd number: 14 0/5
18/40 + 70/5 is 289/20.
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,
18/40 = 18 × 1/40 × 1 = 18/40 - Likewise, for the 2nd fraction, since 5 × 8 = 40,
70/5 = 70 × 8/5 × 8 = 560/40 - Add the two like fractions:
18/40 + 560/40 = 18 + 560/40 = 578/40 - 578/40 simplified gives 289/20
- So, 18/40 + 70/5 = 289/20
In mixed form: 149/20
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