### Nov 2 thru Nov 6 Estimation of the Week

Order the glasses from least to greatest in capacity. Click here to see other estimates or check the solution!

### Nov 2 thru Nov 6 Brain Teaser

Four Straight Lines Make a square with 9 dots as shown. Cross all the dots with 4 straight lines without taking your pencil off the paper. Puzzle provided by Kordemsky: The Moscow Puzzles (Dover) Click HERE for solution!

### Nov 2 thru 6 Activities

3rd graders:  Practice your subtraction facts HERE 4th and 5th graders:  Practice Dividing at The Quotient Cafe HERE

### November = Multiplication and Division Fact Families

Relate those multiplication facts to those division facts! 4 x 3 = 12 and 12 divided by 3 = 4. 6 x 4 = 24 and 24 divided by 4 = 6. Practice these fact families with the following ideas: Make fact family cards — see idea HERE Find games and worksheets you can make…

### November = Skip Counting to prepare for fraction work!

Prepare for your work with fractions by skip counting! Practice, practice, practice! Skip count by 2’s: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, … Skip count by 3’s:  3, 6, 9, 12, 15, 18, 21, 24, 27, 30, … Skip count by 4’s:  4, 8, 12, 16, 20, 24, 28, 32, 36,…

### November = Subtraction 2-digit by 2-digit

Subtract, subtract and subtract some more! Subtract two numbers using the following strategies (see example video): The Hundred Chart – Video Lesson HERE Algorithm & Drawing Base 10 – Video HERE Number Line – Video HERE Enjoy subtracting in all these cool ways!!!