Add 12/6 and 9/90
1st number: 2 0/6, 2nd number: 9/90
12/6 + 9/90 is 21/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 6 × 15 = 90,
12/6 = 12 × 15/6 × 15 = 180/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
9/90 = 9 × 1/90 × 1 = 9/90 - Add the two like fractions:
180/90 + 9/90 = 180 + 9/90 = 189/90 - 189/90 simplified gives 21/10
- So, 12/6 + 9/90 = 21/10
In mixed form: 21/10
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