Add 75/10 and 42/7
1st number: 7 5/10, 2nd number: 6 0/7
75/10 + 42/7 is 27/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
75/10 = 75 × 7/10 × 7 = 525/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
42/7 = 42 × 10/7 × 10 = 420/70 - Add the two like fractions:
525/70 + 420/70 = 525 + 420/70 = 945/70 - 945/70 simplified gives 27/2
- So, 75/10 + 42/7 = 27/2
In mixed form: 131/2
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