Add 42/9 and 25/30
1st number: 4 6/9, 2nd number: 25/30
42/9 + 25/30 is 11/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
42/9 = 42 × 10/9 × 10 = 420/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
25/30 = 25 × 3/30 × 3 = 75/90 - Add the two like fractions:
420/90 + 75/90 = 420 + 75/90 = 495/90 - 495/90 simplified gives 11/2
- So, 42/9 + 25/30 = 11/2
In mixed form: 51/2
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