Welcome to the asynchronous module, Subtraction Strategies Progression. At your own pace, read through the materials, watch the short video clips, and make sense of the pictures. This module is ...

Parents need to know that Number Line, by the Math Learning Center is an educational app that helps kids use a visual strategy to find answers to many kinds of math equations and problems. The app ...

Explains the concept of zero in mathematics, emphasizing its role as a number that represents the empty set. It illustrates how zero is used in addition and subtraction, showing that adding or ...

To add -4 and 5, draw the starting number on a number line and count to the right when adding numbers. What is the difference in temperature between a desert at 40 °C and a mountain top at -2 °C? \(40 ...