Add 72/6 and 80/90
1st number: 12 0/6, 2nd number: 80/90
72/6 + 80/90 is 116/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 6 × 15 = 90,
72/6 = 72 × 15/6 × 15 = 1080/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
80/90 = 80 × 1/90 × 1 = 80/90 - Add the two like fractions:
1080/90 + 80/90 = 1080 + 80/90 = 1160/90 - 1160/90 simplified gives 116/9
- So, 72/6 + 80/90 = 116/9
In mixed form: 128/9
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