Add 42/45 and 9/4
1st number: 42/45, 2nd number: 2 1/4
42/45 + 9/4 is 191/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 4 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
42/45 = 42 × 4/45 × 4 = 168/180 - Likewise, for the 2nd fraction, since 4 × 45 = 180,
9/4 = 9 × 45/4 × 45 = 405/180 - Add the two like fractions:
168/180 + 405/180 = 168 + 405/180 = 573/180 - 573/180 simplified gives 191/60
- So, 42/45 + 9/4 = 191/60
In mixed form: 311/60
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