Practicing Division facts with Number Bars/tape diagrams

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Have you used number bars/tape diagrams (similar to equation strips) to show division and practice visual factoring? I am always looking for visual ideas and this one seemed right. I tried this with my students and it was a great success. I used cards like the ones below for different …

Divisibility Rules – Print and digital Activity cards and worksheets

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Divisibility Rules help us figure out if a number is divisible by 2, 3, 4, 5, 9, 10, 25 and 100. They help us perform a divisibility test easily and quickly. Students usually know the factors of the numbers 1-100 by grade four from practicing the multiplication facts. Divisibility rules …