Add 10/45 and 30/20
1st number: 10/45, 2nd number: 1 10/20
10/45 + 30/20 is 31/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
10/45 = 10 × 4/45 × 4 = 40/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
30/20 = 30 × 9/20 × 9 = 270/180 - Add the two like fractions:
40/180 + 270/180 = 40 + 270/180 = 310/180 - 310/180 simplified gives 31/18
- So, 10/45 + 30/20 = 31/18
In mixed form: 113/18
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