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33 Cards in this Set
- Front
- Back
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Sum involves subtraction. True or False?
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False. The sum involves addition.
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The answer to a multiplication problem is called the ________.
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Product
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A quotient is the answer to a ________ problem.
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Division
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True of false? A variable is a symbol or letter that represents one or more numbers.
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True
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What is the opposite of 8?
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-8
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What is the |7|?
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7
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Zero is even? (T or F)
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True
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Zero is positive? (T or F)
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False. It is neither positive or negative.
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What is the tenth's digit in 248.15
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1
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What are the factors of 6
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1, 2, 3, 6
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What are the multiples of 6
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6, 12, 18, 24, 30, etc.
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1 is a prime number (T or F)
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False. A prime number has exactly 2 factors: 1 and itself. 1 only has 1 factor: 1
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2 is the only even prime number (T or F)
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True.
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What is the product of 8 and 2
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16
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What is the difference of 8 and 2
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6
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What is the sum of 8 and 2
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10
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What is the quotient of 8 and 2
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4
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How many integers are there between -3 and 3?
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There are 5. They are -2, -1, 0, 1, 2.
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2/3, 8, .25, -4, 0 all belong to what set of numbers?
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Rational Numbers (and Real)
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Is 2,532 divisible by 3?
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Yes. 2+5+3+2=12 and 12 is divisible by 3.
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is 186 divisible by 6?
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Yes. It is even so it is divisible by 2 and 1+8+6=15 so it is divisible by 3, thus it is divisible by 6.
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Is 3,683 divisible by 9?
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No. 3+6+8+3=20 and 20 is not divisible by 9.
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Is 8,956 divisible by 4?
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Yes, because the last two digits: 56 is divisible by 4.
4 x 14 is 56. |
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What is the prime factorization of 42?
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2 x 3 x 7
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3 multiplied by 8 is the same as 4 multiplied by what number?
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6
3 x 8 = 24 and 4 x 6 = 24 |
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How many factors of 36 are odd?
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3
Factors are: 1, 2, 3, 4, 6, 9, 12, 18, and 36. Of them, 1, 3, and 9 are odd. |
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Is the answer positive or negative?
-148 + 125 |
Negative.
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Is the answer positive or negative?
(-5)(4)(-8)(-7) |
Negative. An odd number of negatives multiplied together makes a negative number.
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Is the answer positive or negative?
36/-4 |
Negative.
A positive divided by a negative is a negative or an odd number of negative signs in division means a negative number. |
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Is the answer positive or negative?
-234 + (-283) |
Negative
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Is the answer positive or negative?
(-12)-(-8) |
Negative
(-12)+8 = -4 |
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Is the answer positive or negative?
7-(-4) |
Positive. It becomes 7 + 4 = 11
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What is the greatest multiple of 3 less than 60?
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57
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