Add 7/84 and 75/18
1st number: 7/84, 2nd number: 4 3/18
7/84 + 75/18 is 17/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 18 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
7/84 = 7 × 3/84 × 3 = 21/252 - Likewise, for the 2nd fraction, since 18 × 14 = 252,
75/18 = 75 × 14/18 × 14 = 1050/252 - Add the two like fractions:
21/252 + 1050/252 = 21 + 1050/252 = 1071/252 - 1071/252 simplified gives 17/4
- So, 7/84 + 75/18 = 17/4
In mixed form: 41/4
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