Vocabulary
This type of math problem has no equal sign.
Expression
Large blocks are sold in boxes of 15. Select the expressions that can represent the total number of blocks in b boxes of large blocks.
15b
b/15
15 - b
b + 15
15 x b
15b
15 x b
Simplify:
3(x+2)
3x + 6
Write an equivalent expression to 83.
8x8x8
512
This type of math problem has an equal sign
Equation
The same digits are used for the expression 53 and 35. Select the expression that compares the values.
5 x 3 = 3 x 5
5x5x5 < 3x3x3x3x3
3x3x3 < 5x5x5x5x5
5x5x5 < 3x3x3x3x3
4 (m + 9)
4m+36
What is the GCF of 15 and 25?
15: 1, 3, 5, 15
25: 1, 5, 25
GCF = 5
What is the acronym for order of operations?
PEMDAS
Select all the expressions that are equivalent to 24c-8.
6c + 8 + 6c + 8
23c + 16 + c - 24
8(3c - 1)
12(12c - 2)
12c + 23 - 14 + 12c
23c + 16 + c - 24
8(3c - 1)
12c + 23 - 14 + 12c
20(20+2x)
400+40x
Mr. Amendt wants to rent a bus for a day. It will cost the daily fee of $99 plus $0.88 per mile driven.
Let m by the number of miles Mr. Amendt drives for the day. Choose an expression that shows the amount he will pay for the bus.
99m + 0.88
m(0.88 + 99)
0.88 + m + 99
99 + 0.88m
99 + 0.88m
Another word for the letters used in expressions and equations
Variable
Jaden earns $8.00 per window washed and $8.00 per yard clean up. Let w be the number of windows washed and let y be the number of yards cleaned up. Select all the expressions that could represent the total earned, E in dollars, by Jaden.
E= 8 (w + y)
E=8w + y
E= 8 + wy
E = w + 8y
E= 8w + 8y
E= 8 (w + y)
E= 8w + 8y
Evaluate 7r−15/s when r =3 and s=5
18
What is the LCM of 3 and 8?
3: 3, 6, 9, 12, 15, 18, 21, 24
8: 8, 16, 24
LCM = 24
What type of math where numbers and symbols are used to formulate expressions and equations.
Algebra
Trey is picking vegetables at a farm. The fees are $7 for entry to the farm, $3.50 per pound of carrots, and $3 per pound of beans that he picks to take home. Let c be the number of pounds of carrots and b be the number of pounds of beans Trey picked. Which of the following expressions could represent how much Trey pays?
7 + 3.5b + 3c
3.5c + 3b + 7
(3.5 + 3) (b + c) + 7
7(3.5c + 3b)
3.5c + 3b + 7
Evaluate the expression 99 + 0.88m if m=70.
99 + (0.88 x 70)
99 + 61.6
160.6
Select all the expressions that are equivalent to 12n-9.
5n + 4 + 5n + 4 + 4n
11n + 5 + n -14
7(4n - 5)
3(4n - 3)
3n + 32 - 18 + 9n
11n + 5 + n -14
3(4n - 3)
3n + 32 - 18 + 9n