Scientific Notation
Classifying real numbers
Two-Step Equations
Ordering real numbers
Writing equations/inequalities
100
Write 56,000 in scientific notation.
5.6 × 104
100
Is 0 rational or irrational?
rational
100
2x + 5 = x + 8
x = 3
100
List the values from least to greatest.
7.42, 38/5, sqrt61, 745%
7.42, 745%, 38/5, sqrt61
100
Mateo and Ava each save money to buy the same video game. Mateo saves $3 each week and already has $12. Ava saves $5 each week and already has $4. Let m be the number of weeks. Write an equation then solve showing after how many weeks their total saved will be equal to each other.
3x + 12 = 5x + 4
X = 4
200
Write 0.00072 in scientific notation.
7.2 × 10-4
200
Classify √49 as integer, rational, irrational, or whole number.
sqrt49 = 7
rational, integer, whole
200
3x - 7 = -4x + 7
x = 2
200
List the values from greatest to least
39/8, 4.84, sqrt24
sqrt24, 39/8, 4.84
200
Write an inequality for the following:
At a movie theater, each ticket cost x dollars. The cost of 4 tickets is less than the cost of 2 tickets plus a $10 snack purchase.
4x < 2x + 10
300
A star is 4.3 × 106 kilometers away. Write this distance in standard form.
4,300,000
300
Classify each:
0, 7/4, pi, -3.
0= whole, integer, rational
7/4= rational
-3= integer, rational
pi = irrational
300
2(x + 3) = x + 9
x = 3
300
A list of numbers ordered from least value to greatest value is shown. One number is missing.
Which number could be the missing number?
4.5, 3.8%, 57/15, (3.9)2
57/15
300
Zoe earns $14 per hour walking dogs. Cam earns $8 per hour walking dogs and already has $36 saved. Write an equation that can be used to find how many hours it will take for Zoe and Cam to have the same amount of money.
14x = 8x + 36
400
Write 2.34 X10-5 in standard form.
.0000234
400
is
.33bar3 rational or irrational?
Rational it is a repeating decimal.
400
4x - 2(x + 1) = 3x + 5
x = -7
400
Which number is between the two numbers on the number line?
89%, 9/7, 2sqrt64, sqrt49 -3
sqrt49 -3
400
Mr. Moreno has a VIP membership to a movie theater, so he pays $27 a year and $6 for each movie he sees. Mrs. Marling doesn't have a membership, so she pays $8.25 for each movie she sees. How many movies would they have to see in a year in order to pay the same amount?
6x + 27 = 8.25x
X = 12
500
Write 4.056 X109 in standard form
4,056,000,000
500
Determine whether each is rational or irrational 
Both are rational numbers
500
5(x - 2) + 3x = 2(6x - 1)
x = -2
500
List the following set of numbers in descending order:
24/7, pi, 300%, sqrt12
sqrt12, 24/7, pi, 300%
500
Write an inequality for the scenario:
Keith has $500 in a savings account at the beginning of the summer. He wants to have at least $200 at the end of the summer. He withdraws $25 per week for food, clothing, and movie tickets. How many weeks can Keith withdraw money from his account?
500 - 25x >= 200