Base Ten Subtraction Worksheet
Math Scaffold Place Value & Operations
Base-Ten Subtraction Builder
Use the place-value grid to organize your digits and the HTO box to draw and solve.
Name:
Date:
Sketch Code:
▢ Hundred = 100 Ten = 10 One = 1
Strategy: 1. Draw top number → 2. Trade/regroup if needed (1 ten = 10 ones) → 3. Cross out bottom number
Problem 1 586 − 243
No Regrouping Needed
H (100) T (10) O (1)
Trade
5 8 6
− 2 4 3
=
HTO Sketch & Solve Area Draw 586 • Cross out 243
Hundreds (▢)
Tens ( | )
Ones ( • )
Problem 2 674 − 328
Regroup Tens → Ones
H (100) T (10) O (1)
Trade
6 7 4
− 3 2 8
=
HTO Sketch & Solve Area Trade 1 Ten for 10 Ones • Subtract
Hundreds (▢)
Tens ( | )
Ones ( • )
Problem 3 529 − 173
Regroup Hundreds → Tens
H (100) T (10) O (1)
Trade
5 2 9
− 1 7 3
=
HTO Sketch & Solve Area Trade 1 Hundred for 10 Tens • Subtract
Hundreds (▢)
Tens ( | )
Ones ( • )
Page 1 • Model & Calculate Remember: Always start subtracting in the Ones column first!
Part 2 Mastery Practice
Place-Value Subtraction Workout
Name:
Score:
Pro Tip: If the top digit is smaller than the bottom digit, borrow 1 from the next column to the left!
Step-by-Step
Problem 4 745 − 219
Regroup Tens → Ones
H (100) T (10) O (1)
Trade
7 4 5
− 2 1 9
=
HTO Sketch & Solve Area Draw • Trade 1 Ten • Subtract
Hundreds (▢)
Tens ( | )
Ones ( • )
Problem 5 816 − 352
Regroup Hundreds → Tens
H (100) T (10) O (1)
Trade
8 1 6
− 3 5 2
=
HTO Sketch & Solve Area Draw • Trade 1 Hundred • Subtract
Hundreds (▢)
Tens ( | )
Ones ( • )
Problem 6 • Champion Challenge 632 − 275
Double Regrouping
H (100) T (10) O (1)
Trade
6 3 2
− 2 7 5
=
HTO Sketch & Solve Area Trade 1 Ten → 10 Ones, then 1 Hundred → 10 Tens
Hundreds (▢)
Tens ( | )
Ones ( • )
Self-Check: Lined up H, T, and O Regrouped when top was smaller
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Page 2 • Base-Ten Subtraction Workout Keep practicing place-value trades!
