Add 81/45 and 4/10
1st number: 1 36/45, 2nd number: 4/10
81/45 + 4/10 is 11/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
81/45 = 81 × 2/45 × 2 = 162/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
4/10 = 4 × 9/10 × 9 = 36/90 - Add the two like fractions:
162/90 + 36/90 = 162 + 36/90 = 198/90 - 198/90 simplified gives 11/5
- So, 81/45 + 4/10 = 11/5
In mixed form: 21/5
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