Add 45/25 and 9/42
1st number: 1 20/25, 2nd number: 9/42
45/25 + 9/42 is 141/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 42 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 25 × 42 = 1050,
45/25 = 45 × 42/25 × 42 = 1890/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
9/42 = 9 × 25/42 × 25 = 225/1050 - Add the two like fractions:
1890/1050 + 225/1050 = 1890 + 225/1050 = 2115/1050 - 2115/1050 simplified gives 141/70
- So, 45/25 + 9/42 = 141/70
In mixed form: 21/70
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