Expressing as a Ratio Digit Puzzle This activity
- Slides: 7
Expressing as a Ratio – Digit Puzzle This activity is designed to allow investigation, strategizing & discussion. The puzzle is in 2 sizes. Limited answers are given.
Printing To print handouts from slides Select the slide from the left. Then click: File > Print > ‘Print Current Slide’ To print multiple slides Click on a section title to highlight all those slides, or press ‘Ctrl’ at the same time as selecting slides to highlight more than one. Then click: File > Print > ‘Print Selection’ To print double-sided handouts Highlight both slides before using ‘Print Selection’. Choose ‘Print on Both Sides’ and ‘Flip on Short Edge’.
DIGIT Puzzle Some black & white cubes are in a bag. How many ways can you complete these boxes? Cubes are grey Cubes are white Use any digits Use digits only once The ratio of grey to white cubes is : What are the largest & smallest amounts of cubes you can use? Some Answers 09 Cubes are grey 12 Cubes are white 3: 4 16 Cubes are grey The ratio of grey to white cubes is 40 Cubes are white 2: 5 18 Cubes are grey The ratio of grey to white cubes is 42 Cubes are white The ratio of grey to white cubes is 3: 7
DIGIT Puzzle Some black & white cubes are in a bag. How many ways can you complete these boxes? Cubes are grey Cubes are white Use any digits Use digits only once Cubes are grey The ratio of grey to white cubes is : What are the largest & smallest amounts of cubes you can use? Cubes are white Use any digits Use digits only once DIGIT Puzzle Use digits only once What are the largest & smallest amounts of cubes you can use? Some black & white cubes are in a bag. How many ways can you complete these boxes? Cubes are grey Use any digits : DIGIT Puzzle Some black & white cubes are in a bag. How many ways can you complete these boxes? Cubes are white The ratio of grey to white cubes is Cubes are grey The ratio of grey to white cubes is : What are the largest & smallest amounts of cubes you can use? Cubes are white Use any digits Use digits only once The ratio of grey to white cubes is : What are the largest & smallest amounts of cubes you can use?
Questions? Comments? Suggestions? …or have you found a mistake!? Any feedback would be appreciated . Please feel free to email: tom@goteachmaths. co. uk
