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- Grade Range
- 2nd
- Rating

Students identify when it is necessary to group to subtract, using manipulatives to regroup and demonstrating how they regrouped on paper. Full Review »
- Grade Range
- 2nd - 4th
- Rating

Students recite and practice a rhyme for doing subtraction with regrouping from tens to ones. Full Review »
- Grade Range
- 2nd - 4th
- Rating

Students use rhyme for doing subtraction with regrouping from 10's to 1's. Full Review »
- Grade Range
- 3rd
- Rating

Students listen to a lecture and view a PowerPoint presentation on using regrouping in three-digit subtraction problems. They use a spinner to form three-digit subtraction problems and complete them. Full Review »
- Grade Range
- 2nd - 4th
- Rating

Students play a team subtraction game, subtracting two-digit numbers and using addition to check their subtraction. They solve subtraction problems at the board while the team solves the same problem in their seats. Full Review »
- Grade Range
- 4th - 6th
- Rating

Students subtract mixed numbers that require regrouping and have a difference less than fifty. Full Review »
- Grade Range
- 1st
- Rating

Students develop an awareness of how families meet their needs. They practice with addition and subtraction integrating how families meet needs. Full Review »
- Grade Range
- 2nd
- Rating

Students solve problem situations using subtraction. They use mathematical tools and processes to develop strategies using compensatory numbers and multiples of 10. Teachers should go through a problem solving model with the lesson. Full Review »
- Grade Range
- 3rd
- Rating

Students listen to a read aloud of Stuart J. Murphy's, Swimathon, while computing subtraction problems associated with the story. They problem solve using manipulatives as they practice three-digit subtraction including subtracting across zeros. They visit a number of websites to continue their practice and write original subtraction problems. Full Review »
- Grade Range
- 2nd
- Rating

Students study the concept of subtraction and regrouping. They look for patterns and apply them to subtraction problems. Students work with and solve word problems. They practice solving subtraction problems. Full Review »

