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Substitution

Substitute the given values into the algebraic expressions in this self marking quiz.

Level 1 Level 2 Level 3 Level 4 Level 5 Level 6 Level 7 Description More Algebra

This is level 1: . Here are some mathematical expressions.
Can you evaluate them if s = 5, b = 4, t = 7 and n = 5

t + 2

Correct Wrong

s + b

Correct Wrong

b + n

Correct Wrong

t - s

Correct Wrong

t + b + s

Correct Wrong

t + n - 1

Correct Wrong

20 - b

Correct Wrong

n + 17 - b

Correct Wrong

50 - s - b - t

Correct Wrong

n - b + t - s + 7

Correct Wrong

n + b - t + s + 25

Correct Wrong

500 - s - b - n

Correct Wrong

Check

This is Substitution level 1. You can also try:
Level 2 Level 3 Level 4 Level 5 Level 6 Level 7

Instructions

Try your best to answer the questions above. Type your answers into the boxes provided leaving no spaces. As you work through the exercise regularly click the "check" button. If you have any wrong answers, do your best to do corrections but if there is anything you don't understand, please ask your teacher for help.

When you have got all of the questions correct you may want to print out this page and paste it into your exercise book. If you keep your work in an ePortfolio you could take a screen shot of your answers and paste that into your Maths file.

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Answers

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Go Maths

Learning and understanding Mathematics, at every level, requires learner engagement. Mathematics is not a spectator sport. Sometimes traditional teaching fails to actively involve students. One way to address the problem is through the use of interactive activities and this web site provides many of those. The Go Maths page is an alphabetical list of free activities designed for students in Secondary/High school.

Maths Map

Are you looking for something specific? An exercise to supplement the topic you are studying at school at the moment perhaps. Navigate using our Maths Map to find exercises, puzzles and Maths lesson starters grouped by topic.

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Description of Levels

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Level 1 - Simple addition and subtraction - positive integers

Level 2 - Addition, subtraction and multiplication - positive integers

Level 3 - Indices - positive integers

Level 4 - Brackets - positive integers

Level 5 - Mixed expressions - positive integers

Level 6 - Mixed expressions - negative integers

Level 7 - Mixed expressions - positive and negative decimals

Example

Don't wait until you have finished the exercise before you click on the 'Check' button. Click it often as you work through the questions to see if you are answering them correctly.

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