Review June 2014. Place Value 1.Explain how to compare two raise to 4 and four raise to 8? 2.
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Transcript of Review June 2014. Place Value 1.Explain how to compare two raise to 4 and four raise to 8? 2.
ReviewJune 2014
Place Value1.Explain how to compare two raise to 4 and four raise to 8?
2.
Expanded Exponent Form
Comparing Number
Rounding Numbers
Multiplying by 10, 100, 1,000, 10,000 8,000 X 100
800 X10,000
0.8 X1000
8 ÷ 100
800 ÷ 10
0.8 ÷ 10
8 ÷ 1,000
8,000 ÷ 1,000
Write down the rule for multiplying and dividing large numbers with 10,100, 1000, 10,000
Estimate : Rounding or Front end estimation and adjusting
Adding and Subtracting Decimals
Multiplying Decimals
Division
Variables and Functions
Order of Operations
Adding and Subtracting Fractions
Multiplying Fractions
Multiplying Mixed numbers
Other way to divide fraction
Real Number System
Review Ratio
- A ratio is a relationship where for every x units of one quantity there are y units of another quantity.
- x to y
- x:y
- x/y
Proportion
A mathematical expression that two ratios are equal is called a prop0rtion
Solve Write each rate as unit rate:
60 Km in 12 hours
26 cm in 13 s
A school district requires a 15:1 ratio of students to adults on a field trip. About how many trips will be needed for a field trip with 72 students?
Solve Anya rode 4 miles on her bicycle in 20 minutes. At this rate, how long will it
take her to ride 24 miles?
Indonesia has more than 13,000 islands, and over 20 languages are spoken there. What is the ratio of islands to languages spoken?
Percent
A percent is a special kind of ratio in which the first term in compared to 100.
Solve:
- Easton won Best in Show in 60% of the shows he entered. In how many shows Easton entered if he won Best in Show 15 times last year?
integers
multi[lyong and dividing integers(-2) X(-9)
(-3) X 11
4 X (-13)
(-5) x(-15)
7 X(-17)14 ÷ (-2)
(-3)
÷ (-6)
(-15)
÷ (-10)
92
÷ (-2)
(-65)
÷ (-13)
357
÷ (-3)
Surface Area
Base is a square with
sides of 5 meters.
All triangles are the same.
Height of side triangles is 5 meters
volume
Make a T- table and graph each equation Y = 2x- 2
y = 5- x
Y = 1/5 x -3
Example Jeff counted the number of ducks he saw swimming in the pond each
morning on his way to school. Here are his results.
6, 8, 12, 14, 5, 6, 7, 8, 12, 11, 12, 5, 6, 6, 8, 11, 8, 7, 6, 13
Organize the data and draw the line plot
Find the mean , median, mode , range of the data
Box and whisker plots Work in Group and complete the problems
Create a box and whisker plot for the following data:
Stem Leaf Plots
A convenient way to display individual values in a set of numerical data
How can you make stem- and – leaf plot?
Write the title . Arrange the data from least to greatest
Draw two columns and label them Stem and leaf plot
Write the tens digit from the data in order from least to greatest
Nest to each tens digit , write the value for leafNumber of Participants In Library Programs45 34 38 39 21 20 4653 40 29 37 33 39 40
Theoretical Probability vs Experimental Probability
Probability Formula= No of time favorable outcome occurs/ Total number of outcomes
Written as percent, decimal or fraction