# Closure Property of Whole Number:

 7 + 8 = 15, a whole number 5 + 5 = 10, a whole number 7 × 8 = 56, a whole number 0 × 15 = 0, a whole number
• Adding two whole numbers always gives a whole number.
• Similarly, multiplying two whole numbers always gives a whole number
• Whole numbers are closed under addition and also under multiplication.
 6 – 2 = 4, a whole number 7 – 8 = - 1, not a whole number 3 – 9 = - 3, not a whole number 12 ÷ 3 = 4, a whole number 5 ÷ 7 = 5/7, not a whole number 6 ÷ 5 = 6/5, not a whole number
• Subtraction and division of any two whole numbers may or may not give a whole number.
• Whole numbers are not closed under subtraction and division.
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Closure Property of Whole Numbers [00:09:01]
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