We use number to count things. | |
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We use digits 0 to 9 to represent all the numbers. | |
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Numbers change their value according to their position. Numbers to the right have the value of ones, the next number to the left have the value of tens, the number on the next position to the left have the value of hundreds. | |
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one |
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two |
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three |
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four |
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five |
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six |
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seven |
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eight |
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nine |
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ten |
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eleven |
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twelve |
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thirteen |
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fourteen |
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fifteen |
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sixteen |
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seventeen |
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eighteen |
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nineteen |
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twenty |
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thirty |
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forty |
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fifty |
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sixty |
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seventy |
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eighty |
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ninety |
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one hundred |
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one thousand |
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