Add 64/20 and 56/72
1st number: 3 4/20, 2nd number: 56/72
64/20 + 56/72 is 179/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 20 × 18 = 360,
64/20 = 64 × 18/20 × 18 = 1152/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
56/72 = 56 × 5/72 × 5 = 280/360 - Add the two like fractions:
1152/360 + 280/360 = 1152 + 280/360 = 1432/360 - 1432/360 simplified gives 179/45
- So, 64/20 + 56/72 = 179/45
In mixed form: 344/45
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