Add 80/75 and 90/84
1st number: 1 5/75, 2nd number: 1 6/84
80/75 + 90/84 is 449/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 84 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 75 × 28 = 2100,
80/75 = 80 × 28/75 × 28 = 2240/2100 - Likewise, for the 2nd fraction, since 84 × 25 = 2100,
90/84 = 90 × 25/84 × 25 = 2250/2100 - Add the two like fractions:
2240/2100 + 2250/2100 = 2240 + 2250/2100 = 4490/2100 - 4490/2100 simplified gives 449/210
- So, 80/75 + 90/84 = 449/210
In mixed form: 229/210
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