Add 20/6 and 25/7
1st number: 3 2/6, 2nd number: 3 4/7
20/6 + 25/7 is 145/21.
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,
20/6 = 20 × 7/6 × 7 = 140/42 - Likewise, for the 2nd fraction, since 7 × 6 = 42,
25/7 = 25 × 6/7 × 6 = 150/42 - Add the two like fractions:
140/42 + 150/42 = 140 + 150/42 = 290/42 - 290/42 simplified gives 145/21
- So, 20/6 + 25/7 = 145/21
In mixed form: 619/21
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