Add 18/25 and 21/60
18/25 + 21/60 is 107/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 60 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 25 × 12 = 300,
18/25 = 18 × 12/25 × 12 = 216/300 - Likewise, for the 2nd fraction, since 60 × 5 = 300,
21/60 = 21 × 5/60 × 5 = 105/300 - Add the two like fractions:
216/300 + 105/300 = 216 + 105/300 = 321/300 - 321/300 simplified gives 107/100
- So, 18/25 + 21/60 = 107/100
In mixed form: 17/100
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