Add 45/9 and 12/90
1st number: 5 0/9, 2nd number: 12/90
45/9 + 12/90 is 77/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
45/9 = 45 × 10/9 × 10 = 450/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
12/90 = 12 × 1/90 × 1 = 12/90 - Add the two like fractions:
450/90 + 12/90 = 450 + 12/90 = 462/90 - 462/90 simplified gives 77/15
- So, 45/9 + 12/90 = 77/15
In mixed form: 52/15
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