Add 5/7 and 40/20
1st number: 5/7, 2nd number: 2 0/20
5/7 + 40/20 is 19/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 7 × 20 = 140,
5/7 = 5 × 20/7 × 20 = 100/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
40/20 = 40 × 7/20 × 7 = 280/140 - Add the two like fractions:
100/140 + 280/140 = 100 + 280/140 = 380/140 - 380/140 simplified gives 19/7
- So, 5/7 + 40/20 = 19/7
In mixed form: 25/7
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