Download presentation

1
**Rational Numbers and Decimals**

5.5

2
Natural Numbers Counting Numbers 1,2,3,4,5,6,7…

3
Whole Numbers 0+ Natural Numbers 0,1,2,3,4,5,6…

4
Integers Negative Numbers + Whole Numbers …-3, -2,-1, 0, 1, 2, 3…

5
Rational Numbers Integers + every number that can be written as a fraction -2, -3/2, -1, -0.4,0,1,1.25, 2….

6
**Identify sets to which numbers belong**

-5 Integers, rational number 2/7 Rational number 4 Natural , whole , integer, rational number Whole, integer, rational number 8.5

7
**Fraction to Decimal Divide the denominator into numerator Two types:**

Terminating : ends Repeating: never ends but keeps repeating

8
Turn into a decimal

9
Turn into a decimal

10
**Decimal to Fraction 1 decimal place = put over 10**

2 decimal places = put over 100 3 decimal places = put over 1,000 4 decimal places = put over 10,000 and so on… Then reduce!!!

11
Turn to a fraction 0.6

12
Turn to a fraction 0.45

13
**To write a repeating decimal as a fraction**

Set n= decimal Multiply both sides of the equation by either (10,100,1,000, 10,000, …) depending on how many numbers repeat Subtract step 2 from step 1 Solve for n

14
Turn into a fraction

15
Turn into a Fraction

16
Turn into a Fraction

17
Homework Page 242 (26-31 all, even, all)

Similar presentations

© 2020 SlidePlayer.com Inc.

All rights reserved.

To make this website work, we log user data and share it with processors. To use this website, you must agree to our Privacy Policy, including cookie policy.

Ads by Google