Add 20/5 and 56/18
1st number: 4 0/5, 2nd number: 3 2/18
20/5 + 56/18 is 64/9.
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,
20/5 = 20 × 18/5 × 18 = 360/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
56/18 = 56 × 5/18 × 5 = 280/90 - Add the two like fractions:
360/90 + 280/90 = 360 + 280/90 = 640/90 - 640/90 simplified gives 64/9
- So, 20/5 + 56/18 = 64/9
In mixed form: 71/9
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