Add 28/8 and 40/10
1st number: 3 4/8, 2nd number: 4 0/10
28/8 + 40/10 is 15/2.
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,
28/8 = 28 × 5/8 × 5 = 140/40 - Likewise, for the 2nd fraction, since 10 × 4 = 40,
40/10 = 40 × 4/10 × 4 = 160/40 - Add the two like fractions:
140/40 + 160/40 = 140 + 160/40 = 300/40 - 300/40 simplified gives 15/2
- So, 28/8 + 40/10 = 15/2
In mixed form: 71/2
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