Add 28/63 and 80/20
1st number: 28/63, 2nd number: 4 0/20
28/63 + 80/20 is 40/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 20 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 63 × 20 = 1260,
28/63 = 28 × 20/63 × 20 = 560/1260 - Likewise, for the 2nd fraction, since 20 × 63 = 1260,
80/20 = 80 × 63/20 × 63 = 5040/1260 - Add the two like fractions:
560/1260 + 5040/1260 = 560 + 5040/1260 = 5600/1260 - 5600/1260 simplified gives 40/9
- So, 28/63 + 80/20 = 40/9
In mixed form: 44/9
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