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Maths Made Easy with Marie Hirst and Jo Knox

This is a jigsaw piece from a 0 -99 board. One of the numbers is 62, what might the other numbers be?

A Group-worthy Open Task

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Maths Made Easy with Marie Hirst and Jo Knox

How might we launch this task to provide students better access?

Pre-planning

Jackson, Shahan, Gibbons, & Cobb

(2012)

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0 10 20 30 40 50 60 70 80 90

1 11 21 31 41 51 61 71 81 91

2 12 22 32 42 52 62 72 82 92

3 13 23 33 43 53 63 73 83 93

4 14 24 34 44 54 64 74 84 94

5 15 25 35 45 55 65 75 85 95

6 16 26 36 46 56 66 76 86 96

7 17 27 37 47 57 67 77 87 97

8 18 28 38 48 58 68 78 88 98

9 19 29 39 49 59 69 79 89 99

0 -99 chart

(adapted from MAZE hundreds chartby Steve Wyboey

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Maths Made Easy with Marie Hirst and Jo Knox

How could we extend this task (for students who finish and are ready for further challenge)?

How could we enable this task (for students struggling to get started)?

Pre-planning

• • •

• •

Have a copy of a 0-99 board at hand. Choose a smaller number on the jigsaw piece. Provide a cut-out of the jigsaw piece that could be placed on top of a hundreds board.

Turn over the 0-99 board.

Use other jigsaw pieces and

write your own numbers.

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Open Task Demo

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Maths Made Easy with Marie Hirst and Jo Knox

Where can you find group-worthy tasks? )