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Number Sense

Number Sense: Working With Numbers

QuestionAnswer
absolute The distance from a given point on the number line to 0 is the ____ value.
commutative 9 + 5 = 5 + 9 is an example of the ____ property.
division Neither subtraction nor ____ are commutative or associative.
eleven 3, 5, 7, ____, 13, 17
first Which of these numbers is not prime, the first, second, or third number? 51, 53, 59
four The factors of 20 are 1, 2, ____, 5, 10, and 20.
identity 8 + 0 = 8 and 7 × 1 = 7 are examples of the ____ property.
left On a number line, negative numbers are written to the ____ of the 0.
negative The number (-7) is an example of a ____ number.
nine | 9 | and | -9 | both = ____
nineteen 4, 9, ____, 39, 79, 159
ninths The reciprocal of 9/6 is six-____.
one When a number is multiplied by its reciprocal, the answer is always ____.
prime The only factors of a ____ number are the number 1 and itself.
repeating 0.6666666 is an example of a ____ decimal.
seven The square root of 49 = ____.
six (2 + 6) + 1 = 2 + (____ + 1) is an example of the associative property.
sixth To write 2,900,000 in scientific notation, what exponent is needed? 2.9 x 10 to the ____ power.
three 3 × (8 + 7) = (3 × 8) + (____ × 7) is an example of the distributive property.
two The prime factors of 20 = 2 × ____ × 5.
Created by: edogg69