Students will solve more 2- and 3-digit column subtraction equations within 200 by exchanging 100 for 10 tens and regrouping. Students will have the choice to solve each equation with or without scaffolding prompts
A. Solve 2- and 3-digit column subtraction equations by exchanging 100 for 10 tens to solve
C. Solve 2- and 3- digit column subtraction equations with and without exchanging into the hundreds
D. Solve 2- and 3-digit column subtraction equations by exchanging into the 10s and 100s (Level 1)
E. Solve 2- and 3-digit column subtraction equations by exchanging into the 10s and 100s (Level 2)
F. Solve 2- and 3-digit column subtraction equations by exchanging into the 10s and 100s (Level 3)
G. Solve 2- and 3-digit column subtraction equations with and without exchanging into the hundreds and tens