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Mathematical Opposites

Mathematical Opposites

Assessment

Presentation

•

Mathematics

•

4th - 8th Grade

•

Medium

Created by

Rebecca Entrekin

Used 19+ times

FREE Resource

5 Slides • 9 Questions

1

Mathematical Opposites

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2

Positive vs. Negative: Multiplication
  • Positive times positive is positive

  • Negative times negative is positive

  • Positive times negative is negative

3

Fill in the Blanks

What is -2 times -2?

Type answer...

4

Fill in the Blanks

What is -3 times 5?

Type answer...

5

Fill in the Blanks

What is -6 times -1?

Type answer...

6

Positive vs. Negative: Addition
  • Positive plus positive is positive

  • Negative plus negative is negative

  • Positive plus negative is positive if the positive is larger, negative if the negative is larger

7

Fill in the Blanks

-3 + 7 = ?

Type answer...

8

Fill in the Blanks

-3 + -7 = ?

Type answer...

9

Fill in the Blanks

3 + -7 = ?

Type answer...

10

Opposite Operations
  • Adding

  • Multiplying

  • Squaring

11

Opposite Operations Cancel

12

Fill in the Blanks

6 + 10 - 10 = ?

Type answer...

13

Fill in the Blanks

 5(16)16\frac{5\left(16\right)}{16}  = ?

Type answer...

14

Fill in the Blanks

 (27)2\left(\sqrt{27}\right)^2  

Type answer...

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Mathematical Opposites

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