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Subtracting Whole Numbers
Two-Digit Subtraction with regrouping
Subtraction Without Renaming
Estimating Differences
Any of the numbers 0, 1, 2, 3, 4,
and so on. There is no
fractional or decimal . And no
negatives.

Natural Numbers? Natural
numbers is the same as whole
numbers but with out the zero.
Natural numbers are also call
C
ounting numbers
What are Whole Numbers?
Subtraction with Borrowing
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Subtracting Larger Numbers
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