Here are some websites to practise subtraction facts.
www.gamequarium.com/subtraction.html
Here is a site to practise subtracting a 4-digit number from a 4-digit number.
http://www.aaamath.com/sub38gx1.htm
Here are some websites to practise subtraction facts.
www.gamequarium.com/subtraction.html
Here is a site to practise subtracting a 4-digit number from a 4-digit number.
http://www.aaamath.com/sub38gx1.htm
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