Add 64/80 and 28/36
64/80 + 28/36 is 71/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 36 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
64/80 = 64 × 9/80 × 9 = 576/720 - Likewise, for the 2nd fraction, since 36 × 20 = 720,
28/36 = 28 × 20/36 × 20 = 560/720 - Add the two like fractions:
576/720 + 560/720 = 576 + 560/720 = 1136/720 - 1136/720 simplified gives 71/45
- So, 64/80 + 28/36 = 71/45
In mixed form: 126/45
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