Unit Rates
A skydiver falls 144 feet in three seconds. How far does the skydiver fall per second?
48 feet per second!
What does PEMDAS stand for?
Parentheses, Exponents, Multiplication, Division, Addition, Subtraction.
To convert the following decimal, what will you multiply this decimal by:
0.89
100
What is a rational number?
Any fractions, both positive and negative, are rational numbers.
5 + 3
8
A 16 oz package of brown rice costs 79 cents and 32 oz package of white rice costs $3.49. Which package is a better deal?
The brown rice!
True or False: According to PEMDAS, you add before you multiply.
False!
Convert this decimal into a fraction:
0.435
435/1000
True or false: Pi is a rational number
False!
9 + 8 - 2
15
True or False: Unit rates always have a denominator of 1.
True!
2 + 9 - 9
2
Convert the following decimal into a fraction:
0.58
58/100
True or false: negative numbers are integers.
True!
5+9+2+1
17
Which is the best buy?
6 shirts for $25.50
4 shirts for $18.00
5 shirts for $21
5 shirts for $21!
(6+4)2+(9 / 3 - 1)
102
Convert the following decimal into a fraction:
0.5213
5213/10000
When subtracting integers, what method do you use to convert operations?
Same, Change, Change.
32+2 x 5 + 5
24
Four gallons of gasoline cost $16.80. What is the price per gallon?
$4.20
Joe buys 2 shirts at $8.00 each. He also buys a pair of jeans for $20.00 that gets a $3.00 discount. How much does joe spend?
$33
Convert the following decimal into a fraction:
0.7123
7123/10000
What is the solution to the following problem:
- 9 - (-4)
- 5
52+73-5
363