Add 45/75 and 10/20
45/75 + 10/20 is 11/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 20 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
45/75 = 45 × 4/75 × 4 = 180/300 - Likewise, for the 2nd fraction, since 20 × 15 = 300,
10/20 = 10 × 15/20 × 15 = 150/300 - Add the two like fractions:
180/300 + 150/300 = 180 + 150/300 = 330/300 - 330/300 simplified gives 11/10
- So, 45/75 + 10/20 = 11/10
In mixed form: 11/10
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