Add 3/2 and 90/80
1st number: 1 1/2, 2nd number: 1 10/80
3/2 + 90/80 is 21/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 2 × 40 = 80,
3/2 = 3 × 40/2 × 40 = 120/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
90/80 = 90 × 1/80 × 1 = 90/80 - Add the two like fractions:
120/80 + 90/80 = 120 + 90/80 = 210/80 - 210/80 simplified gives 21/8
- So, 3/2 + 90/80 = 21/8
In mixed form: 25/8
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