Multiplying and Dividing with 2, 5, and 10
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Grade 2 Math · Teaching handout
Multiplying and Dividing with 2, 5, and 10
Teaches how skip counting gives the facts for 2, 5, and 10, that × shows equal groups and ÷ shows sharing, that ÷ undoes ×, and what multiplying and dividing by 1 and multiplying by 0 give.
Print handout
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Print the answer key for Try it together
- Grades
- Grade 2
- Pages
- 1
- Time
- About 15 minutes
- Answer key
- Included, for Try it together
- Printing
- Tinted accents, also fine in black and white
What is on a handout
- The big idea: the rule, in a few short sentences.
- Watch me: worked examples, each with why it changes as it does.
- Watch out: the mistakes children often make, struck through beside the right answer.
- Try it together: a few items or problems to do as a class, with an answer key.
- On your own: the practice sheet that comes next.
How to teach with it
- Make equal groups with counters and write the × sentence; then share the same counters out and write the ÷ sentence. Seeing one set of counters give both facts shows that ÷ undoes ×.
- Read the big idea aloud, then work through Watch me together, saying why each one changes.
- Ask the class to find the mistake in each Watch out before you show the answer.
- Do Try it together as a class, check it with the answer key, then hand out the practice sheet.
Practice worksheets
After the handout, in this order: the main practice sheet first, then more practice, then quick checks.
