Add 28/6 and 20/7
1st number: 4 4/6, 2nd number: 2 6/7
28/6 + 20/7 is 158/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 7 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
28/6 = 28 × 7/6 × 7 = 196/42 - Likewise, for the 2nd fraction, since 7 × 6 = 42,
20/7 = 20 × 6/7 × 6 = 120/42 - Add the two like fractions:
196/42 + 120/42 = 196 + 120/42 = 316/42 - 316/42 simplified gives 158/21
- So, 28/6 + 20/7 = 158/21
In mixed form: 711/21
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