Sprint 17 · Chapter 2

Subtracting Zero And Subtracting Orally

The student applies the zero property, knows that subtraction order cannot be swapped, and subtracts round numbers mentally.

1. 1Taking Away Nothing
2. 2Order Matters Here
3. 3Zero Blanks
4. 4Subtracting in Your Head
5. 5Hundreds and Thousands Orally
6. 6Subtract Orally