Add 40/70 and 8/3
1st number: 40/70, 2nd number: 2 2/3
40/70 + 8/3 is 68/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 3 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
40/70 = 40 × 3/70 × 3 = 120/210 - Likewise, for the 2nd fraction, since 3 × 70 = 210,
8/3 = 8 × 70/3 × 70 = 560/210 - Add the two like fractions:
120/210 + 560/210 = 120 + 560/210 = 680/210 - 680/210 simplified gives 68/21
- So, 40/70 + 8/3 = 68/21
In mixed form: 35/21
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