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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 5 - Mathematics
1.28 Expanded Notation

Standard Form Expanded Form
478 400 + 70 + 8

4 x 100 + 7 x 10 + 8 x 1

4 x 102 + 7 x 101 + 8 x 100
4 x 102 + 7 x 10 + 8 x 1

Method:
  1. Read the place value of each digit of the number
  2. Write the corresponding value
Example 1:
Consider a 4-digit number, 2173
Read the place value of each digit as 3, 70, 100 and 2000

Example 2: Number with zero as digits

Example 3: 5-digit number

Directions: Choose the expanded notation of each of the following numbers. Also write at least five examples of your own.
Q 1: 20,000 + 4,000 + 500 + 6 =
25,406
24,560
24,506

 Q 2: 7,000,000 + 7,000 + 7 =
7,007,007
7,000,007
7,707,007

Q 3: 100,000 + 20,000 + 3,000 + 400 + 50 + 6 =
123,546
123,456
123,465

 Q 4: 24,678 =
20,000 + 46 + 70 + 8
20,000 + 4,000 + 600 + 70 + 8
2+4+6+7+8
20,000 + 4,000 + 67 + 8

Q 5: 80,000 + 4,000 + 200 + 7 =
84,027
84,207
8,407

 Q 6: 275 =
2000 + 7 + 5
20 + 7 +5
200 + 70 + 5
2 + 7 + 5

Q 7: 200,000 + 6,000 + 40 =
20,604
206,040
26,040

 Q 8: 50,004 =
50,000 + 400
50,000 + 4
5+0+0+0+4
50,000 + 4000

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 Question 10: This question is available to subscribers only!


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