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	Educational Activities The Winnipeg School Division No. 1
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Grade 2 Subtraction with Regrouping

MathTools

(Activity courtesy of Prairie Rose School, modified by Keith Benson, North District Support Teacher)

From: Kindergarten to Grade 4 Mathematics, A Foundation for Implementation, Manitoba Education and Training, 1996, pp. E-52

Title: Subtraction with Regrouping
Software: MathTools
File Name: 3A-BAS1B.mtf
Specific Objective: Grade 2 Number N-V.1.2, pp E52
- uses manipulatives, diagrams, and symbols to demonstrate and describe multiple strategies for determining sums and differences of numbers to 100, with and without regrouping.
Description: Click on the large manipulatives view at the top of the page. Create the number 26 with base ten blocks. Regroup by trading down, and remove 17 from the large view to the smaller manipulatives view. Write a number sentence to show what you have done. Double click the check icon to check your answer.

Click here to download the file 3A-BAS1B.mtf in Internet Explorer.

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