Add 28/70 and 42/7
1st number: 28/70, 2nd number: 6 0/7
28/70 + 42/7 is 32/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
28/70 = 28 × 1/70 × 1 = 28/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
42/7 = 42 × 10/7 × 10 = 420/70 - Add the two like fractions:
28/70 + 420/70 = 28 + 420/70 = 448/70 - 448/70 simplified gives 32/5
- So, 28/70 + 42/7 = 32/5
In mixed form: 62/5
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