Add 2/84 and 90/75
1st number: 2/84, 2nd number: 1 15/75
2/84 + 90/75 is 257/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 75 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 84 × 25 = 2100,
2/84 = 2 × 25/84 × 25 = 50/2100 - Likewise, for the 2nd fraction, since 75 × 28 = 2100,
90/75 = 90 × 28/75 × 28 = 2520/2100 - Add the two like fractions:
50/2100 + 2520/2100 = 50 + 2520/2100 = 2570/2100 - 2570/2100 simplified gives 257/210
- So, 2/84 + 90/75 = 257/210
In mixed form: 147/210
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