Add 7/4 and 45/25
1st number: 1 3/4, 2nd number: 1 20/25
7/4 + 45/25 is 71/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 25 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 4 × 25 = 100,
7/4 = 7 × 25/4 × 25 = 175/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
45/25 = 45 × 4/25 × 4 = 180/100 - Add the two like fractions:
175/100 + 180/100 = 175 + 180/100 = 355/100 - 355/100 simplified gives 71/20
- So, 7/4 + 45/25 = 71/20
In mixed form: 311/20
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