Add 84/10 and 54/9
1st number: 8 4/10, 2nd number: 6 0/9
84/10 + 54/9 is 72/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
84/10 = 84 × 9/10 × 9 = 756/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
54/9 = 54 × 10/9 × 10 = 540/90 - Add the two like fractions:
756/90 + 540/90 = 756 + 540/90 = 1296/90 - 1296/90 simplified gives 72/5
- So, 84/10 + 54/9 = 72/5
In mixed form: 142/5
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