Add 84/9 and 4/30
1st number: 9 3/9, 2nd number: 4/30
84/9 + 4/30 is 142/15.
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,
84/9 = 84 × 10/9 × 10 = 840/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
4/30 = 4 × 3/30 × 3 = 12/90 - Add the two like fractions:
840/90 + 12/90 = 840 + 12/90 = 852/90 - 852/90 simplified gives 142/15
- So, 84/9 + 4/30 = 142/15
In mixed form: 97/15
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