Add 90/40 and 15/80
1st number: 2 10/40, 2nd number: 15/80
90/40 + 15/80 is 39/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 40 × 2 = 80,
90/40 = 90 × 2/40 × 2 = 180/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
15/80 = 15 × 1/80 × 1 = 15/80 - Add the two like fractions:
180/80 + 15/80 = 180 + 15/80 = 195/80 - 195/80 simplified gives 39/16
- So, 90/40 + 15/80 = 39/16
In mixed form: 27/16
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