Math > Year 3

Finding 10 or 100 more or less

Finding 10 more or less

When we find 10 more or less than a number, the tens column changes.

 

When we find 10 more, we add 1 more ten.

 

 

When we find 10 less, we take away 1 ten.

 

Finding 100 more or less

When we find 100 more or less than a number, the hundreds column changes.

 

When we find 100 more, we add 1 more hundred.


 

When we find 100 less, we take away 1 hundred.


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