Add 90/30 and 80/9
1st number: 3 0/30, 2nd number: 8 8/9
90/30 + 80/9 is 107/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
90/30 = 90 × 3/30 × 3 = 270/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
80/9 = 80 × 10/9 × 10 = 800/90 - Add the two like fractions:
270/90 + 800/90 = 270 + 800/90 = 1070/90 - 1070/90 simplified gives 107/9
- So, 90/30 + 80/9 = 107/9
In mixed form: 118/9
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