IndicesA self marking exercise on indices including evaluating expressions and solving equations. 
This is level 2: evaluating positive indices with a calculator. You will be awarded a trophy if you get at least 12 correct and you do this activity online.
Simplify the following.
InstructionsTry 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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Level 1  Evaluating positive indices without a calculator
Level 2  Evaluating positive indices with a calculator
Level 3  Evaluating negative and zero indices
Level 4  Multiplying, dividing and raising to another power
Level 5  Evaluating indices expressed as fractions
Level 6  Mixed questions involving integer, negative and fractional indices
Level 7  Multiplying, dividing and raising to another power with coefficients
Level 8  Solving simple equations involving indices
Indices Challenge  Dr Tim Honeywill has come up with these challenges to test your understanding of indices and algebra.
Exam Style Questions  A collection of problems in the style of GCSE or IB/Alevel exam paper questions (worked solutions are available for Transum subscribers).
Game  Find the matching pairs of indices in this interactive online game.
Laws of Indices  a draganddrop true/false challenge.
More Indices including lesson Starters, visual aids, investigations and selfmarking exercises.
5^{2} = 5 x 5 = 25 5^{3} = 5 x 5 x 5 = 125 5^{4} = 5 x 5 x 5 x 5 = 625 
5^{1} = 5 5^{0} = 1 5^{1} = ^{1}⁄_{5} 5^{2} = ^{1}⁄_{5x5} = 0.04 
5^{a} × 5^{b} = 5^{a+b} 5^{a} ÷ 5^{b} = 5^{ab} (5^{a})^{b} = 5^{ab} 
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. You can doubleclick the 'Check' button to make it float at the bottom of your screen.
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Busolla, Australia
Saturday, August 22, 2020
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