Add 3/4 and 80/90
3/4 + 80/90 is 59/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 4 × 45 = 180,
3/4 = 3 × 45/4 × 45 = 135/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
80/90 = 80 × 2/90 × 2 = 160/180 - Add the two like fractions:
135/180 + 160/180 = 135 + 160/180 = 295/180 - 295/180 simplified gives 59/36
- So, 3/4 + 80/90 = 59/36
In mixed form: 123/36
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