A problem without an equal sign
expression
To solve this problem, I need to ________________.
x+9=10
subtract
Name the property:
(5=8)+2=5+(8+2)
Associative Property (of addition)
The order of operations can be remembered by using __________.
PEMDAS
Which part of the problem would be solved first? 24-8x3
8x3
A letter in place of a number
variable
The opposite of subtraction is ___________.
addition
Name the property: 5+0=5
Identity (additive)
Evaluate the expression if n=4
3n
12
An equation that contains a variable and is neither true or false is called _________________.
an open sentence
The answer to an addition problem
sum
The opposite of multiplication is __________.
division
Name the property 7x1=7
identity (multiplicative)
A number multiplied by another number
factor
What is the next term in the list?
2,4,8,16,32,...
64
When you find the difference, you ______________.
subtract
What is the missing fact family?
4+2=6
2+4=6
6-4=2
6-2=4
Name the property 4x0=0
property of zero
A number less than zero
negative number
If you have to find the quotient of 16 and 2, you have to do which operation?
divide
If you are asked to evaluate an expression, what are you doing?
solving
Solve this problem using fact families:
6( )__=24
4
Name the property: 2+3=3+2
commutative property (of addition)
When a number is increased by another number, you __________.
add
what is the product of 7 and 2?
14