Add 25/7 and 75/20
1st number: 3 4/7, 2nd number: 3 15/20
25/7 + 75/20 is 205/28.
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,
25/7 = 25 × 20/7 × 20 = 500/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
75/20 = 75 × 7/20 × 7 = 525/140 - Add the two like fractions:
500/140 + 525/140 = 500 + 525/140 = 1025/140 - 1025/140 simplified gives 205/28
- So, 25/7 + 75/20 = 205/28
In mixed form: 79/28
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