Basic Algebra and Temperature Problems

Basic Algebra and Temperature Problems

Assessment

Interactive Video

Mathematics

6th - 8th Grade

Hard

Created by

Thomas White

FREE Resource

This video tutorial covers solving equations with rational numbers, focusing on opposites and reciprocals. It includes matching equations to solutions and applying these concepts to real-world scenarios like elevation and temperature changes. The lesson concludes with a card sort activity on inverses and a summary with homework instructions.

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18 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the reciprocal of 7?

1/7

7

0

-7

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If you multiply a number by its reciprocal, what is the result?

Undefined

The number itself

1

0

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the opposite of -6?

0

12

-6

6

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which operation would you use to solve the equation 3x = 9?

Multiply by 3

Add 3

Divide by 3

Subtract 3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the solution to the equation x + 290 = 450?

450

290

740

160

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If the temperature is 21° now and it fell 4° in the last hour, what was the temperature an hour ago?

25°

17°

19°

21°

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

There are 42 students on a trip this year, which is three times last year's number. How many students were there last year?

14

21

42

28

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