Exponents
What does 112 mean?
11· 11
What is -8 + 10 ?
2
I have 43 carrots. I ate 33 of them. How many do I have left?
43-33 = 10 carrots
What is the variable in the expression
5m-4+16
m
What is the perimeter of a square with a side length of 5in?
5+5+5+5 = 4· 5 = 20in
1
-2
I started with $80 in my wallet. Then I went shopping and now I only have $20 left. How much money did I spend?
$80-$20 = $60
How many terms are in the expression
5g+12-4x-6+2
5
solve for x.
12-x=9
x=3
Simplify:
35· 32
37
What is 8-(-2) ?
10
If Mr. C, Mrs. C, and Barack Obama each eat 12 carrots, how many carrots did we eat in total?
12 · 3 = 36 carrots
What is the variable term in the expression
6-8k+12
-8k
(1/2)· 16=?
8
Simplify:
57· 5-3
54
What is -3· 2 ?
-6
I have 9 children. I have 45 Iphones. If I give each of my children the same amount of Iphones, how many Iphones will they each have?
45 / 9 = 5 Iphones
What is the constant in the expression
8g-36+12k
-36
What is 1/4 in decimal form?
0.25
Simplify:
(42)3
46
What is -5· -4 ?
20
To ride a taxi, there is a $10 initial fee, and it costs $3 for each mile driven during your ride. If you ride a taxi for 5 miles, how much will it cost?
10 + (3· 5) = $25
What is the coefficient in the expression
17-12g+4
-12
Distribute.
3(4+x)
12+3x