Add 40/42 and 30/5
1st number: 40/42, 2nd number: 6 0/5
40/42 + 30/5 is 146/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 5 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
40/42 = 40 × 5/42 × 5 = 200/210 - Likewise, for the 2nd fraction, since 5 × 42 = 210,
30/5 = 30 × 42/5 × 42 = 1260/210 - Add the two like fractions:
200/210 + 1260/210 = 200 + 1260/210 = 1460/210 - 1460/210 simplified gives 146/21
- So, 40/42 + 30/5 = 146/21
In mixed form: 620/21
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