Add 12/42 and 40/35
1st number: 12/42, 2nd number: 1 5/35
12/42 + 40/35 is 10/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 35 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
12/42 = 12 × 5/42 × 5 = 60/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
40/35 = 40 × 6/35 × 6 = 240/210 - Add the two like fractions:
60/210 + 240/210 = 60 + 240/210 = 300/210 - 300/210 simplified gives 10/7
- So, 12/42 + 40/35 = 10/7
In mixed form: 13/7
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