Less Challenging

• Add within 100 without crossing the 10

• Subtract within 20 without crossing 10 (2)

• Subtract within 20 without crossing 10

More Challenging

• Subtract 2-digit #s without renaming

• Add & sub within 100 w/o crossing the 10

• Subtract within 200 without renaming

About This Sprint

Connect single-digit subtraction within 10 to subtracting a single-digit number from a 2-digit number without renaming, e.g.

7 - 4 =

17 - 4 =

27 - 4 =

87 - 4 =