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Library @ Bettergrades |
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A.6.3.
Counting time. See how simple it can be. |
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The LEFT to RIGHT way. |
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Step 1:
Add up the st column.
If the sum exceeds 10, carry over.
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Step 2:
Add up the 2 nd column.
If the sum exceeds 6, carry over.
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Step 3:
Add up the 3rd column
If the sum exceeds 12, carry over.
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Step 4:
If there is a carry over, change pm to am and vice versa. |
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