Add 18/3 and 21/64
1st number: 6 0/3, 2nd number: 21/64
18/3 + 21/64 is 405/64.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 64 is 192
Next, find the equivalent fraction of both fractional numbers with denominator 192 - For the 1st fraction, since 3 × 64 = 192,
18/3 = 18 × 64/3 × 64 = 1152/192 - Likewise, for the 2nd fraction, since 64 × 3 = 192,
21/64 = 21 × 3/64 × 3 = 63/192 - Add the two like fractions:
1152/192 + 63/192 = 1152 + 63/192 = 1215/192 - 1215/192 simplified gives 405/64
- So, 18/3 + 21/64 = 405/64
In mixed form: 621/64
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