Lowest Common Multiples – Lists – Bingo Method

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Presentation transcript:

Lowest Common Multiples – Lists – Bingo Method Students should choose nine answers from the grid and place them randomly into a 3x3 square in their book. You may want to pause your display and choose questions according to difficulty during the game. Depending on time, students could win with a line, an X, or a ‘full house’ (all).

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’.

Lowest Common Multiples with Lists BINGO! 45 54 23 82 37 12 76 25 91 Finding Lowest Common Multiples with Lists

Choose your numbers… 30 36 24 28 20 40 56 48 12 8 60 You may pick a number more than once, but you may only cross them off one at a time. Draw a 3x3 grid in your book.

What is the lowest common multiple of 3 & 4? 3: 3, 6, 9, 12, 15 4: 4, 8, 12 12

What is the lowest common multiple of 5 & 6? 5: 5, 10, 15, 20, 25, 30, 35 6: 6, 12, 18, 24, 30 30

What is the lowest common multiple of 4 & 7? 4: 4, 8, 12, 16, 20, 24, 28 6: 7, 14, 21, 28 28

What is the lowest common multiple of 5 & 4? 5: 5, 10, 15, 20, 25 4: 4, 8, 12, 16, 20 20

What is the lowest common multiple of 3 & 8? 3: 3, 6, 9, 12, 15, 18, 21, 24 8: 8, 16, 24 24

What is the lowest common multiple of 10 & 6? 10: 10, 20, 30, 40 6: 6, 12, 18, 24, 30 30

What is the lowest common multiple of 4 & 8? 4: 4, 8 8: 8 8

What is the lowest common multiple of 15 & 6? 15: 15, 30, 45, 60 6: 6, 12, 18, 24, 30 30

What is the lowest common multiple of 10 & 4? 10: 10, 20, 30, 40 4: 4, 8, 12, 16, 20 20

What is the lowest common multiple of 10 & 12? 10: 10, 20, 30, 40, 50, 60 12: 12, 24, 36, 48, 60 60

What is the lowest common multiple of 12 & 8? 12: 12, 24, 36, 48 8: 8, 16, 24 24

What is the lowest common multiple of 9 & 6? 9: 9, 18, 27, 36 6: 6, 12, 18, 24, 30, 36 36

What is the lowest common multiple of 8 & 6? 8: 8, 16, 24, 32, 40 6, 12, 18, 24, 30 24

What is the lowest common multiple of 8 & 10? 8: 8, 16, 24, 32, 40 10: 10, 20, 30, 40 40

What is the lowest common multiple of 16 & 12? 16: 16, 32, 48, 64 12: 12, 24, 36, 48 48

What is the lowest common multiple of 8 & 14? 8: 8, 16, 24, 32, 40, 48, 56, 64, 72 14: 14, 28, 42, 56 56

tom@goteachmaths.co.uk Questions? Comments? Suggestions? …or have you found a mistake!? Any feedback would be appreciated . Please feel free to email: tom@goteachmaths.co.uk