Add 21/6 and 45/18
1st number: 3 3/6, 2nd number: 2 9/18
21/6 + 45/18 is 6/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 6 × 3 = 18,
21/6 = 21 × 3/6 × 3 = 63/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
45/18 = 45 × 1/18 × 1 = 45/18 - Add the two like fractions:
63/18 + 45/18 = 63 + 45/18 = 108/18 - 108/18 simplified gives 6/1
- So, 21/6 + 45/18 = 6/1
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