Add 80/30 and 45/90
1st number: 2 20/30, 2nd number: 45/90
80/30 + 45/90 is 19/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
80/30 = 80 × 3/30 × 3 = 240/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
45/90 = 45 × 1/90 × 1 = 45/90 - Add the two like fractions:
240/90 + 45/90 = 240 + 45/90 = 285/90 - 285/90 simplified gives 19/6
- So, 80/30 + 45/90 = 19/6
In mixed form: 31/6
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