Vocabulary
Each group of three digits separated by commas in a multidigit number is called______.
Period
What is the value of the 3 in the number:
7,093,455
3,000
This equation is an example of which property?
12 + 7 = 7+ 12
24x15
360
Write an expression to represent the following situation:
Anna did 10 jumping jacks. Then she did 7 more.
10 + 7
A number used as a repeated factor is called_____.
Base
Write the following number in word form:
7,270
Seven thousand, two hundred seventy
Write an example of the identity property of multiplication.
2 x 1
1,978 x 7
13,846
Write an expression to represent the situation:
Darryl has a board that is 8 feet long. He cuts it into pieces that are each 2 feet long.
8 / 2
A number that tells how many times a base is used as a factor is called______.
exponent
Write the following number in standard form:
fifteen thousand, four hundred nine
15,409
What property is the following example showing:
11 x (3 x 6) = (11 x 3) x 6
Associative Property of Multiplication
37x63
2,331
Evaluate the expression:
24 - [(10 - 7) + (16 - 9)]
14
To find the value of an expression is to________.
Evaluate
Write the following number in expanded form:
7, 270
(7x1,000) + (2x100) + (7x10)
What is the identity property of addition?
13 + 0
(7x8) x 104
560,000
Evaluate the following expression:
[(17-9) x (3x2)] / 2
24
The opposite operations that undo each other; addition and subtraction are opposites; multiplication and division are opposites. What is another name for opposites?
Inverse Operations
Write the following in standard form:
(1,000 x5) + (100x4) + (6x10) + (2x1)
Which property is this an example of?
5 x (7+9) = (5 x 7) + (5 x 9)
Distributive Property
(2x8) x 102
1,600
Evaluate the following expression:
{[(8-3) x 2 ] + [(5 x 6) - 5 ]} / 5
7