This resource will give your class loads of practise with number bonds to 20 using the bar model method. It’s a non-prep resource which contains three levels of differentiation.
Diff. 1: Complete the bar models by filling in the missing number.
Diff. 2: Complete the bar models by filling in one or two of the missing numbers + a word problem challenge.
**Diff. 3: **Complete the bar models filling in one or two of the missing numbers + two word problem challenges.
B&W copies are included with this resource.
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