Add 9/20 and 54/45
1st number: 9/20, 2nd number: 1 9/45
9/20 + 54/45 is 33/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
9/20 = 9 × 9/20 × 9 = 81/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
54/45 = 54 × 4/45 × 4 = 216/180 - Add the two like fractions:
81/180 + 216/180 = 81 + 216/180 = 297/180 - 297/180 simplified gives 33/20
- So, 9/20 + 54/45 = 33/20
In mixed form: 113/20
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