Percentages Mixed NonCalculator Maths Vegas In this competitive
- Slides: 51
Percentages – Mixed – Non-Calculator – Maths Vegas In this competitive game, teams of students ‘wager’ money on a series of questions. Teams can wager up to 50% and receive double wager back if they are correct. Use mini-whiteboards to check team answers quickly. Delete questions according to ability. The associated Excel spreadsheet provides a screen for score-keeping for up to 8 teams.
Percentages: Non. Calculator
Next Topic: Equivalence
Convert 25% to a fraction.
Convert 40% to a fraction.
60%
28%
Convert 68% to a fraction.
Next Topic: Expressing as a Percentage
20 out of 80 chocolate bars had nuts in them. Express this as a percentage. 25%
15 out of 20 apples were rotten. Express this as a percentage. 75%
24 out of 40 students took art. Express this as a percentage. 60%
6 out of 120 students were late to school. Express this as a percentage. 5%
Next Topic: Percentage of a Quantity
Anna gave Tom 10% of her 80 sweets. How many sweets did Tom get? 8
Jenny gave Joe 10% of £ 5. How much money did Joe get? 50 p
Tom gave Sally 30% of his 60 marbles. How many marbles did Sally get? 18
Jane gave Jim 60% of her 40 sweets. How many sweets did Jim get? 24
Tim gave Tony 45% of his 80 stickers. How many stickers did Tony get? 36
Anna gave Hannah 15% of £ 5. How much money did Hannah get 75 p
Next Topic: Increasing & Decreasing by a Percentage
Increase 90 by 10% 99
Increase 130 by 20% 156
Increase 250 by 60% 400
Decrease 80 by 20% 64
Decrease 90 by 60% 36
Increase 40 by 35% 54
Increase 120 by 55% 186
Decrease 60 by 45% 33
Decrease 140 by 55% 63
Increase 140 by 46% 204. 4
Decrease 160 by 36% 102. 4
Next Topic: Finding a Percentage Increase/Decrease
Jane scored 40 on her first maths test. She scored 60 on her second maths test. What percentage increase was this? 50%
Alice scored 80 on her first English test. She scored 60 on her second English test. What percentage decrease was this? 25%
Jim scored 50 on his first maths test. He scored 60 on his second maths test. What percentage increase was this? 20%
Josh had 60 marbles and lost some. He now has 42 marbles. What percentage decrease is this? 30%
Sam earnt £ 50 on his first day of work. He earnt £ 65 on his second day of work. What percentage increase was this? 30%
Jenny earnt £ 80 on her first day of work. She earnt £ 116 on her second day of work. What percentage increase was this? 45%
Jenny earnt £ 80 on her first day of work. She earnt £ 68 on her second day of work. What percentage decrease was this? 15%
Alice invested £ 60 and got back £ 81 at the end of one year. What percentage increase is this? 35%
Mike invested £ 80 and got back £ 132 at the end of one year. What percentage increase is this? 65%
Mike invested £ 60 and only got back £ 9 at the end of one year. What percentage decrease is this? 85%
Next Topic: Reverse Percentages
A dress is on sale! 25% off! It now costs £ 30 How much was it before the sale? £ 40
A jacket is on sale! 20% off! It now costs £ 64 How much was it before the sale? £ 80
A pair of shoes are on sale! 15% off! They now costs £ 51 How much were they before the sale? £ 60
Jack’s rent went up 25% in one year! He now pays £ 500 a month. How much did he pay per month before the increase? £ 400
Sally’s rent went up 30% in one year! She now pays £ 650 a month. How much did she pay per month before the increase? £ 500
The price of cobalt went up 15%. It now costs $391 per kilogram. How much did one kilogram cost before the increase? $340
Questions? Comments? Suggestions? …or have you found a mistake!? Any feedback would be appreciated . Please feel free to email: tom@goteachmaths. co. uk
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