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Monday, September 26 thPowerPoint Presentation

Monday, September 26 th

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### Monday, September 26th

### New Weekly review

Warm-UP

Please complete warm up and write down the Math Homework

Solve 3x=12

Find the pattern 11, 14,17,20……

Reteach/Retest

- Reteach: Tomorrow morning
- Retest: Wednesday Morning

Weekly Review Answers

Expressions to word

- 3 times 6, the product of 3 and 6
- 4 minus 2, 2 less than 4, the difference of 4 and 2
- x plus 100, the sum of x and 100
- x divided by 9, the quotient of x and 9

Due Friday

Review

Complete the “Homeowrk and Practice” for Bar Graphs and Histograms

Circle Graphs

A circle graph, also called a pie chart, shows how a set of data is divided into parts.

- The entire circle contains 100% of the data.

Eachsector, or slice, of the circle represents one part of the entire data set.

- Which group of echinoderms includes the fewest number of species?
- Sea Lilies and feather stars

1

3

Example #2

Use the circle graph to answer the question.

Approximately what percent of echinoderm species are brittle stars and basket stars?

Large

Midsize

Small

Example #3

Use the circle graph to answer each question.

Which size car sold the most?

Approximetely what percent does it represent?

Leon surveyed 30 people about pet ownership. The circle graph shows his results. Use the graph to answer each question.

How many people own dogs only?

The circle graph shows that 20% of the 30 people own dogs only.

20% of 30 = 0.2 • 30

= 6

6 people own dogs only.

How many people own cats only?

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