Add 63/5 and 80/18
1st number: 12 3/5, 2nd number: 4 8/18
63/5 + 80/18 is 767/45.
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,
63/5 = 63 × 18/5 × 18 = 1134/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
80/18 = 80 × 5/18 × 5 = 400/90 - Add the two like fractions:
1134/90 + 400/90 = 1134 + 400/90 = 1534/90 - 1534/90 simplified gives 767/45
- So, 63/5 + 80/18 = 767/45
In mixed form: 172/45
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