
A number is divisible by 5 if it ends with
a 5 or o. 
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Free addition math printable worksheets to download, practice,
and check speed and accuracy of basic adding skills.
Practice your addition facts from 1 to 12 to
learn your addition facts and get a great understanding of the
basic math facts you will need in order to math more difficult
math problems. Use the worksheets for timed drills in your
classroom or at home with your child, Great for practicing
preGED math skills.
Addition is a binary operation. Two numbers are
combined to create a unique number.
Addend + Addend = Sum
Closure Property for WholeNumber Addition: The sum of any
two whole numbers is a whole number.
Commutative Property of WholeNumber Addition: a + b = b +
a
Associative Property of WholeNumber Addition: (a + b) + c
= a + (b + c)
Identity Property of WholeNumber Addition: a + 0 = a = 0
+ a 










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