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15 questions
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- Multiple ChoicePlease save your changes before editing any questions.
How is 100,000 as a power of 10?
10^5.
3.1416.
Multiply the number by itself.
- Multiple ChoicePlease save your changes before editing any questions.
What is a proportion?
You invert the divisor and multiply the numerators together and the denominators together.
Convert it to a decimal, move the decimal point two places to the right and add the percent sign.
A Statement of equality between 2 or more ratios.
- Multiple ChoicePlease save your changes before editing any questions.
How do you find the square of a number?
Convert the numbers into scientific notation by using powers of 10.
Multiply the number by itself.
- Multiple ChoicePlease save your changes before editing any questions.
What are two different ways that a ratio may be expressed?
(1) As a fraction (2) By placing a colon between the 2 numbers.
Convert it to a decimal, move the decimal point two places to the right and add the percent sign.
Multiply the decimal by the desired denominator. The result becomes the numerator in the fraction.
- Multiple ChoicePlease save your changes before editing any questions.
Define Pi
3.1416
3.1316
3.1415
- Multiple ChoicePlease save your changes before editing any questions.
What is a common method of making computations involving very large or very small numbers more manageable?
Multiply the decimal by the desired denominator. The result becomes the numerator in the fraction.
Convert the numbers into scientific notation by using powers of 10.
- Multiple ChoicePlease save your changes before editing any questions.
What is meant by the root of a number?
A root is 2 or more equal smaller number that, when multiplied together, equal the specified number.
A root is 3 or less equal smaller numbers that, when multiplied together, equal the specified number.
- Multiple ChoicePlease save your changes before editing any questions.
Describe the result of adding a large positive number and a smaller negative number.
The result is a smaller positive number because you ignore the addition sign and subtract.
The result is a larger positive number because you ignore the subtraction sign and add.
- Multiple ChoicePlease save your changes before editing any questions.
What is the key step that must be performed in order to add or subtract unlike fraction?
you must find the highest common denominator.
you must find the lowest common denominator.
- Multiple ChoicePlease save your changes before editing any questions.
What formula is used to find the area of a rectangle and a triangle
For a rectangle: A=LxW For a triangle A=1/2(BxH)
For a rectangle: A = 1/2(B1+B2) x H, For a triangle A = 1/2(BxH).
- Multiple ChoicePlease save your changes before editing any questions.
How do you change a decimal into the nearest equivalent fraction?
Multiply the decimal by the desired denominator. The result becomes the numerator in the fraction.
Multiply the decimal by the desired numerator. The result becomes the denominator in the fraction.
- Multiple ChoicePlease save your changes before editing any questions.
How do you convert a fraction into a decimal?
Divide the top number by the bottom number.
Divide the bottom number by the top number.
- Multiple ChoicePlease save your changes before editing any questions.
What is the key step that must be performed in order to add or subtract unlike fraction?
you must find the lowest common denominator.
Divide the top number by the bottom number.
You invert the divisor and multiply the numerators together and the denominators together.
- Multiple ChoicePlease save your changes before editing any questions.
How do you divide one fraction by another?
You invert the numerators and multiply the divisor together and the denominators together.
You invert the divisor and multiply the numerators together and the denominators together.
- Multiple ChoicePlease save your changes before editing any questions.
How can you convert a decimal to a percent?
multiply the decimal by 100 and add the percent sign.
multiply the decimal by 10 and add the percent sign.