Add 84/75 and 84/42
1st number: 1 9/75, 2nd number: 2 0/42
84/75 + 84/42 is 78/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 42 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 75 × 14 = 1050,
84/75 = 84 × 14/75 × 14 = 1176/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
84/42 = 84 × 25/42 × 25 = 2100/1050 - Add the two like fractions:
1176/1050 + 2100/1050 = 1176 + 2100/1050 = 3276/1050 - 3276/1050 simplified gives 78/25
- So, 84/75 + 84/42 = 78/25
In mixed form: 33/25
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