Adding and Subtracting
In this adding and subtracting learning exercise, students use counters or connecting cubes to help write addition and subtraction sentences. Students solve six problems.
K - 2nd Math 65 Views 239 Downloads
Grade 1 Supplement Set A3 - Number & Operations: Addition & Subtraction on the Number Line
Hop your way through a mathematical equation with your first grade class as they learn the idea of moving up and down the number line. Adding and subtracting like little frogs is an engaging and clever way to teach/reinforce this concept.
K - 2nd Math CCSS: Adaptable
What Subtraction Strategy Did You Use?
There's more than one way to subtract! After reviewing different subtraction strategies for two-digit numbers, including standard algorithm, think addition, compensation, and split/jump, kids decide which strategy makes the most sense...
2nd - 3rd Math CCSS: Designed