Aligning Decimals for Sums and Differences

Aligning Decimals for Sums and Differences

Explore how the positions of decimal points in numbers affect their sums and differences.


Share it with your students:

Student Link

Putting It All Together

Answer these open ended questions on your own or with others to form deeper math connections.

Avoin kysymys 1

What do you notice about the positions of the decimals in a sum or difference?

Teksti- ja matematiikkasyöte

Avoin kysymys 2

In finding , Alex wrote the following calculation: Why would Alex write extra zeros?

Teksti- ja matematiikkasyöte