Add 63/12 and 90/80
1st number: 5 3/12, 2nd number: 1 10/80
63/12 + 90/80 is 51/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 12 × 20 = 240,
63/12 = 63 × 20/12 × 20 = 1260/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
90/80 = 90 × 3/80 × 3 = 270/240 - Add the two like fractions:
1260/240 + 270/240 = 1260 + 270/240 = 1530/240 - 1530/240 simplified gives 51/8
- So, 63/12 + 90/80 = 51/8
In mixed form: 63/8
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