Add 28/3 and 21/72
1st number: 9 1/3, 2nd number: 21/72
28/3 + 21/72 is 77/8.
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,
28/3 = 28 × 24/3 × 24 = 672/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
21/72 = 21 × 1/72 × 1 = 21/72 - Add the two like fractions:
672/72 + 21/72 = 672 + 21/72 = 693/72 - 693/72 simplified gives 77/8
- So, 28/3 + 21/72 = 77/8
In mixed form: 95/8
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