Add 81/80 and 3/30
1st number: 1 1/80, 2nd number: 3/30
81/80 + 3/30 is 89/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 30 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
81/80 = 81 × 3/80 × 3 = 243/240 - Likewise, for the 2nd fraction, since 30 × 8 = 240,
3/30 = 3 × 8/30 × 8 = 24/240 - Add the two like fractions:
243/240 + 24/240 = 243 + 24/240 = 267/240 - 267/240 simplified gives 89/80
- So, 81/80 + 3/30 = 89/80
In mixed form: 19/80
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