Add 90/75 and 4/84
1st number: 1 15/75, 2nd number: 4/84
90/75 + 4/84 is 131/105.
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,
90/75 = 90 × 28/75 × 28 = 2520/2100 - Likewise, for the 2nd fraction, since 84 × 25 = 2100,
4/84 = 4 × 25/84 × 25 = 100/2100 - Add the two like fractions:
2520/2100 + 100/2100 = 2520 + 100/2100 = 2620/2100 - 2620/2100 simplified gives 131/105
- So, 90/75 + 4/84 = 131/105
In mixed form: 126/105
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