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Intro to Math… Lesson 1. 4 Fundamental Operations Of Math Example: adding + subtracting - multiplying x dividing ÷

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Presentation on theme: "Intro to Math… Lesson 1. 4 Fundamental Operations Of Math Example: adding + subtracting - multiplying x dividing ÷"— Presentation transcript:

1 Intro to Math… Lesson 1

2 4 Fundamental Operations Of Math Example: adding + subtracting - multiplying x dividing ÷

3 Addition: *only has one sign *sign always given Example: 5 + 6 11 + 18

4 Subtraction: *only has one sign *sign always given Example: 17 – 8 112 - 19

5 Multiplication: *has many different signs Example: x  5 x 6 ( )  7(2) ( )( )  (5)(10)  9 11 # [letter]  5b, 4a

6 Division: *has many different signs Example: ÷  36 ÷ 6 /  28/7 __  10 5

7 Carrying in addition Example: 126 + 15

8 Borrowing in subtraction Example: 126 - 57

9 The order to do math Example: ( ) x⁵x⁵ x/÷ +/-


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