MsVisualizer

Do you have students still using their fingers or counting up by ones for two-digit addition problems? This worksheet/activity is perfect for students who need to develop strategies for two-digit addition beyond counting by ones using ten frames, bar models, and number lines. It is intentionally designed to help students see how the repeated reasoning of making 10's can be helpful for mental addition. It would be a great investigation to follow up on a series of addition number talks because th

This slideshow and corresponding notes & practice packet focus on division with unit fractions including 1/a divided by b and a divided by 1/b. There are some bonus/challenge problems included for students needing more of a challenge that have mixed numbers and non-unit fractions. This uses visuals and connects to students prior knowledge about division as dividing into equal groups or dividing into groups of a certain size. It does not use Keep Change Flip or any tricks.