Find One More or Less Than a Given Number 10–20

One more means the number that comes next when you are counting.

One less means the number that comes next when you are counting.

Example 1 => 11 is one more than 10.

Example 2 => 10 is one less than 11.

Example 3 => One more than 15 is 16.

Example 4 => One less than 20 is 19.

Now try a few practice questions! 

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