Curated OER
Take Whole Tens: Subtraction with a Number Line
A tens number line helps your class understand how to "hop" backward to subtract by 10's. Ten practice equations are expressed as math sentences (in word form) using the expressions "take __ from __" and "subtract." A little cartoon...
Curated OER
Subtraction: Take Whole Tens
In this subtraction learning exercise, students use a number line to help subtract whole tens, 10 problems total. An answer key is included; a website reference for additional activities is given.