Exam (elaborations)
Aleks Math placement Correct 100%
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Simplify x/x^6 - ANSWER1/x^5 Interger - ANSWERPositive or negative number. (NOT FRACTION/DECIMAL) To find percentage - ANSWERdivide 100 by the number done 65/39
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Aleks Math placement Correct 100%Simplify x/x^6 - ANSWER1/x^5
Interger - ANSWERPositive or negative number. (NOT FRACTION/DECIMAL)
To find percentage - ANSWERdivide 100 by the number done 65/39
𝑎/𝑏+𝑐/𝑑= - ANSWER𝑎𝑑 + 𝑏𝑐/𝑏𝑑
a/b-c/d= - ANSWERad-bc/bd
Dividing factions - ANSWERKeep the first the same, Change to multiplication, flip the second
Adding mixed numbers - ANSWERFind the LCD and add the whole numbers to get your final answer.
Example: 2 1/2 + 3 1/4 = ?
2 1/2 + 3 1/4 = (2+3) then 2/4 + 1/4 = 5 3/4
3 4/7− 2 3/4= - ANSWER3 4/7=(3×7+4)/7=25/7 and 2 3/4=(2×4+3)/4=11/4
Then: 25/7-11/4=(25)(4)−(11)(7)/7 × 4=23/28
0.65 × 0.24 = - ANSWER1,560 then 0.1560
Intergers - ANSWERIntegers include zero, counting numbers, and the negative of the counting
numbers. {... ,- 3, - 2, - 1, 0, 1, 2, 3, ...}
(−2)— (−8) = - ANSWER(−2) + 8 = 6
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