Add 45/16 and 21/9
1st number: 2 13/16, 2nd number: 2 3/9
45/16 + 21/9 is 247/48.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 9 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
45/16 = 45 × 9/16 × 9 = 405/144 - Likewise, for the 2nd fraction, since 9 × 16 = 144,
21/9 = 21 × 16/9 × 16 = 336/144 - Add the two like fractions:
405/144 + 336/144 = 405 + 336/144 = 741/144 - 741/144 simplified gives 247/48
- So, 45/16 + 21/9 = 247/48
In mixed form: 57/48
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