Add 90/9 and 30/84
1st number: 10 0/9, 2nd number: 30/84
90/9 + 30/84 is 145/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 9 × 28 = 252,
90/9 = 90 × 28/9 × 28 = 2520/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
30/84 = 30 × 3/84 × 3 = 90/252 - Add the two like fractions:
2520/252 + 90/252 = 2520 + 90/252 = 2610/252 - 2610/252 simplified gives 145/14
- So, 90/9 + 30/84 = 145/14
In mixed form: 105/14
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