# rational numbers

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## Presentation Description

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By: ritikasweet120 (31 month(s) ago)

thank you sir/madam ji regards prashant

## Presentation Transcript

### Slide 1:

Warm Up Problem of the Day Lesson Presentation

### Slide 2:

Warm Up Divide. 12 24 3 4 16 1. 36 ? 3 2. 144 ? 6 3. 68 ? 17 4. 345 ? 115 5. 1024 ? 64

### Slide 3:

Problem of the Day An ice cream parlor has 6 flavors of ice cream. A dish with two scoops can have any two flavors, including the same flavor twice. How many different double-scoop combinations are possible? 21

### Slide 4:

Learn to write rational numbers in equivalent forms. rational number relatively prime Vocabulary

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Decimals that terminate or repeat are rational numbers. A rational number is any number that can be written as a fraction, d?0.

### Slide 6:

The goal of simplifying fractions is to make the numerator and the denominator relatively prime. Relatively prime numbers have no common factors other than 1.

### Slide 7:

Simplify. GCF = ? 5

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Simplify. GCF = ? 16

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Simplify. GCF = ? 1 These two numbers are relatively prime!!!

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Simplify. GCF = ? 6

### Slide 11:

Simplify. GCF = ? 17

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–0.8 Write the decimal as a fraction in simplest form. Tenths GCF = ? 2

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5.37 Write the decimal as a fraction in simplest form. Hundredths GCF = ? 1 5 and 37 are relatively prime!!

### Slide 15:

0.622 Thousandeths GCF = ? 2 Write the decimal as a fraction in simplest form.

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8.75 Hundredths GCF = ? 25 Write the decimal as a fraction in simplest form.

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11 9 Write the fraction as a decimal. 1.222222…, a repeating decimal = 1.2

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7 20 Write the fraction as a decimal. 0.35, a terminating decimal = 0.35

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15 11 Write the fraction as a decimal. 1.363636…, a repeating decimal = 1.36

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Lesson Quiz: Part 1 Simplify. 1. 2. Write each decimal as a fraction in simplest form. 3. 0.27 4. –0.625 5. Write as a decimal 18 42 15 21 13 6 2.16

### Slide 21:

Tommy had 13 hits in 40 at bats for his baseball team. What is his batting average? (Batting average is the number of hits divided by the number of at bats, expressed as a decimal.) Lesson Quiz: Part 2 6. 0.325

### Homework :

Homework Pg 115; 1 – 49 odd 58 – 63 all