Add 7/2 and 4/5
1st number: 3 1/2, 2nd number: 4/5
72 + 45 is 4310.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 5 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 2 × 5 = 10,
72 = 7 × 52 × 5 = 3510 - Likewise, for the 2nd fraction, since 5 × 2 = 10,
45 = 4 × 25 × 2 = 810 - Add the two like fractions:
3510 + 810 = 35 + 810 = 4310 - So, 7/2 + 4/5 = 43/10
In mixed form: 4310
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