Description:
Steps to add and subtract 3 digit numbers within 1000
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Adding and Subtracting
Within 1000-
Adding 3 digit Numbers
- Step 1: Line up numbers in columns
- Step 2: Work with each place value starting
from the right - Step 3: Add ones followed by tens and
then hundreds column - Example: 218 + 77
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Subtraction of 3 digit numbers
- Step 1: Line up numbers in columns
- Step 2: Subtract starting with ones place
- Step 3: Borrow if needed
- Example: 641 - 150
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public Lumos Mind Maps (387 Mind maps)
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