Study Guide 1/2 G05 ~ Mathematics
3.
Unit
1
Write the numbers in expanded notation. Use all three methods. Question
Answer
METHOD 1: 9H + 0T + 2U (You never have to write out ‘Hundreds’, ‘Tens’ or ‘Units’.)
Example
902
METHOD 2: 9 × 100 + 2 × 1 (If there is a place value of 0, this does not have to be indicated.)
METHOD 3: 900 + 2 METHOD 1: 3.1
3 265
METHOD 2: METHOD 3: METHOD 1:
3.2
1 023
METHOD 2: METHOD 3: METHOD 1:
3.3
3 955
METHOD 2: METHOD 3: METHOD 1:
3.4
420
METHOD 2: METHOD 3: METHOD 1:
3.5
13
METHOD 2: METHOD 3:
31
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