Fractions
Which fraction is equivalent to 6/12?
a) 1/3
b)1/2
c) 4/3
d) 3/2
1/2
How do you find the median?
Line up all the numbers from least to greatest.
Then, cross out till you are left with a number in the middle.
If there are two numbers you add them and then divide by 2.
What is the difference between an equation and an expression?
An equation HAS an EQUAL sign.
An expression does NOT have an EQUAL sign.
Combine like terms:
7a - 8 - 12a + 4
-5a - 4
For a trip, Eli packed 3 shirts, 3 pairs of pants, and 2 pairs of shoes. How many different outfits can Eli make?
18 outfits
What is the decimal equivalent to 7/12?
0.5833333333333 or 0.583 (with a line over the 3)
30, 31, 32, 33, 33, 34, 35, 36, 37, 38, 38, 39, 40, 41
35.5
What is the key word to look for when setting up an equation?
EACH
Solve:
- (4a - 12)
-4a + 12
From 12:00 midnight to 6:00 am, the temperature decreased by 12 degrees. If the original temperature was 12 degrees, which expression can be used to represent this situation.
a) 12 - 12
b) 12 + 12
c) 12 - (-12)
d) -12 + (-12)
a) 12 - 12
Debra has 6 teaspoons of salt. The ratio of teaspoons to tablespoons is 3:1. How many tablespoons of salt does Debra have?
2
Identify the points on this box and whisker plot
(label: median, Q1, Q3, lowest point, highest point)
LOOK AT WHITE BOARD
Look at white board
A store used 231 eggs last week. Of these 46 were brown in color. The remaining eggs were white in color. Write an equation to solve for w, the number of white eggs used last week?
46 + w = 231 OR w + 46 = 231
How do you see if a table is a proportional relationship?
See if when you divide y and x, you get the same number each time.
Look at example of the board
Solve the following inequality:
x - 2 > 3
x > 5
Harry has a dice and a quarter. He flips them both at the same time. What is the chance of landing on a 6 and heads at the same time?
1/6
Identify the median, lowest, highest, Q1, and Q3 of the following data set:
52, 53, 55, 55, 56, 57, 58, 58, 58, 59, 59, 62, 65
Highest: 65
Median:58
Q1: 55
Q3: 59
The regular price of the tablet is $ 150. Store A is offering the tablet on SALE for 15% off the regular price. What is the final price of the tablet?
Hint:
First find the amount of the sale
Then, subtract the number from the original
$127.50
The ration of boys to girls in Mr. Johnson's after school club is the same as the ratio of boys in Ms. Greene's after school club. There are 4 boys and 12 girls in Mr. Johnson's club. There are 6 boys in Ms. Greene's club. How many girls are in Ms. Greene's club?
(set up a proportion)
18
A coach of a baseball team orders hats for the players on his team. EACH hat costs $ 9.95. The shipping charge for the entire order is $5.00. There is no tax. The total cost of the coach's order is less than
$ 125.00 . Write an inequality to determine h, the most hates the coach orders?
9.95 h +5 < 125
On average, Shawn drinks 1/2 of a 6 ounce glass of water in 2/3 hours. How much water does she drink in an hour?
Look at board
What is the range of the following data set:
20, 24, 25, 25, 25, 25, 30, 30, 35, 35, 37, 40
20
Last week, the price of apples at the grocery store was $1.60 per pound. This week, apples at the same grocery store are on sale a 10% discount. What is the total price of 4 1/2 pounds of apples this week at the grocery store?
Look at the board
At the farmer's market, you can buy 3 jars of honey for $12, 6 jars of honey for $24, or 9 jars of honey for $36. What is the constant of proportionality for buying jars of honey?
A farm grew 19.8 tons of wheat in 2013. The farm's wheat output increased by 9.8% from 2013- 2014 and by 5.3% from 2014 to 2015. What is the total output of wheat, in tons, in 2015?
look at the board