Subtraction Wheels (Facts to 20)
In this subtraction puzzle worksheet, students use their problem solving skills to complete 4 puzzles that require them to subtract 10 sets of numbers.
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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