Add 84/9 and 42/45
1st number: 9 3/9, 2nd number: 42/45
84/9 + 42/45 is 154/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
84/9 = 84 × 5/9 × 5 = 420/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
42/45 = 42 × 1/45 × 1 = 42/45 - Add the two like fractions:
420/45 + 42/45 = 420 + 42/45 = 462/45 - 462/45 simplified gives 154/15
- So, 84/9 + 42/45 = 154/15
In mixed form: 104/15
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