Add 42/18 and 45/16
1st number: 2 6/18, 2nd number: 2 13/16
42/18 + 45/16 is 247/48.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 18 × 8 = 144,
42/18 = 42 × 8/18 × 8 = 336/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
45/16 = 45 × 9/16 × 9 = 405/144 - Add the two like fractions:
336/144 + 405/144 = 336 + 405/144 = 741/144 - 741/144 simplified gives 247/48
- So, 42/18 + 45/16 = 247/48
In mixed form: 57/48
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