Add 21/3 and 16/72
1st number: 7 0/3, 2nd number: 16/72
21/3 + 16/72 is 65/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 3 × 24 = 72,
21/3 = 21 × 24/3 × 24 = 504/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
16/72 = 16 × 1/72 × 1 = 16/72 - Add the two like fractions:
504/72 + 16/72 = 504 + 16/72 = 520/72 - 520/72 simplified gives 65/9
- So, 21/3 + 16/72 = 65/9
In mixed form: 72/9
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