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Sharon Sinclair
πͺπ© Magic Digits Subtraction π©πͺ
Grades:
3rd Grade,
1st Grade,
2nd Grade
Subjects:
Math
Standards:
Make sense of problems and persevere in solving them. (MP.1.),
Add and subtract within 1000, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method. Understand that in adding or subtracting three-digit numbers, one adds or subtracts hundreds and hundreds, tens and tens, ones and ones; and sometimes it is necessary to compose or decompose tens or hundreds. (2.NBT.7.),
Look for and make use of structure. (MP.7.),
Attend to precision. (MP.6.)
Student Instructions
Sign Up
.
2. Solve each subtraction π§©puzzleπ§©.
3. Enter in your minuend and subtrahend to check.
Were you correct? β
Move to next puzzle!
Not correct YET? π§ Keep working on it!
4. Done with all ten? Click 
. Not done YET? Click 
.
