Repeated subtraction back to zero
Account for every removed group in a backward trail. Explore a model, explain the relationship, and try it with physical materials.
Explore 582 lessons and nine original starter guides across Math Facts, Sight Words, and Math & Logic. Try three complete free sample lessons. A paid adult account opens all teaching guides, printable PDFs, and learning tools.
Choose by readiness and prior teaching. Grade labels are starting points. How to choose a starting point
Showing 325–336
Account for every removed group in a backward trail. Explore a model, explain the relationship, and try it with physical materials.
Connect a running total to the number and size of groups. Explore a model, explain the relationship, and try it with physical materials.
Extend a multiplication pattern using the equal increment. Explore a model, explain the relationship, and try it with physical materials.
Use equal spacing to justify an internal multiple. Explore a model, explain the relationship, and try it with physical materials.
Identify and explain a broken multiplicative pattern. Explore a model, explain the relationship, and try it with physical materials.
Explain why an added single object changes parity. Explore a model, explain the relationship, and try it with physical materials.
Separate a chart's layout pattern from the arithmetic rule. Explore a model, explain the relationship, and try it with physical materials.
Connect bundles, repeated addition, and multiplication. Explore a model, explain the relationship, and try it with physical materials.
Interpret division as finding an unknown group count. Explore a model, explain the relationship, and try it with physical materials.
Justify equal products using paired jumps. Explore a model, explain the relationship, and try it with physical materials.
Connect repeated subtraction with the original equal-group product. Explore a model, explain the relationship, and try it with physical materials.
Count equal groups of two and connect the count to equal jumps.