Add 40/8 and 28/10
1st number: 5 0/8, 2nd number: 2 8/10
40/8 + 28/10 is 39/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 10 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
40/8 = 40 × 5/8 × 5 = 200/40 - Likewise, for the 2nd fraction, since 10 × 4 = 40,
28/10 = 28 × 4/10 × 4 = 112/40 - Add the two like fractions:
200/40 + 112/40 = 200 + 112/40 = 312/40 - 312/40 simplified gives 39/5
- So, 40/8 + 28/10 = 39/5
In mixed form: 74/5
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