Add 42/9 and 45/4
1st number: 4 6/9, 2nd number: 11 1/4
42/9 + 45/4 is 191/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 4 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 9 × 4 = 36,
42/9 = 42 × 4/9 × 4 = 168/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
45/4 = 45 × 9/4 × 9 = 405/36 - Add the two like fractions:
168/36 + 405/36 = 168 + 405/36 = 573/36 - 573/36 simplified gives 191/12
- So, 42/9 + 45/4 = 191/12
In mixed form: 1511/12
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