Add 28/8 and 16/40
1st number: 3 4/8, 2nd number: 16/40
28/8 + 16/40 is 39/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 40 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 40 × 1 = 40,
16/40 = 16 × 1/40 × 1 = 16/40 - Add the two like fractions:
140/40 + 16/40 = 140 + 16/40 = 156/40 - 156/40 simplified gives 39/10
- So, 28/8 + 16/40 = 39/10
In mixed form: 39/10
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