Add 40/42 and 5/70
40/42 + 5/70 is 43/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 70 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 70 × 3 = 210,
5/70 = 5 × 3/70 × 3 = 15/210 - Add the two like fractions:
200/210 + 15/210 = 200 + 15/210 = 215/210 - 215/210 simplified gives 43/42
- So, 40/42 + 5/70 = 43/42
In mixed form: 11/42
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