Add 72/84 and 18/25
72/84 + 18/25 is 276/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 25 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 84 × 25 = 2100,
72/84 = 72 × 25/84 × 25 = 1800/2100 - Likewise, for the 2nd fraction, since 25 × 84 = 2100,
18/25 = 18 × 84/25 × 84 = 1512/2100 - Add the two like fractions:
1800/2100 + 1512/2100 = 1800 + 1512/2100 = 3312/2100 - 3312/2100 simplified gives 276/175
- So, 72/84 + 18/25 = 276/175
In mixed form: 1101/175
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