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# Common Core Standard 5.NBT.A.2 Questions

Explain patterns in the number of zeros of the product when multiplying a number by powers of 10, and explain patterns in the placement of the decimal point when a decimal is multiplied or divided by a power of 10. Use whole-number exponents to denote powers of 10.

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Which value is equivalent to $5 xx 10^6$
1. five thousand
2. fifty thousand
3. five million
4. fifty million
Choose the standard form.

$10^4$
1. 10,000
2. 100,000
3. 1,000,000
4. 10,000,000
Which pair best completes the number sentence?

___________ x 100 = _______
1. 300 and 3,000
2. 30 and 30,000
3. 30 and 3,000
4. 30 and 300
13 x 100 =
1. 1303
2. 1030
3. 130
4. 1300
Which number sentence comes next in the pattern?

48 / 6 = 8
480 / 6 = 80
4,800 / 6 = 800
1. 4,800 / 6 = 8,000
2. 4,800 / 60 = 800
3. 48,000 / 6 = 8,000
4. 48,000 / 60 = 800
Convert to scientific notation.

731,000
1. $7.31xx10^5$
2. $7.31xx10^6$
3. $7.31xx10^2$
4. None of the above
$6.68 xx 10 =$
1. 6.68
2. 668
3. 66.8
4. 0.668
Grade 5 Arithmetic and Number Concepts CCSS: 5.NBT.A.2, MP7
Select the TWO equations that are correct when the number 400 is entered in the box.
1. $squarexx30=12,000$
2. $2,400-:square= 6$
3. $square-:80=50$
4. $1,000xxsquare=4,000$
5. $4,000-:4=square$
Grade 5 Arithmetic and Number Concepts CCSS: 5.NBT.A.2, MP7
Select the TWO equations that are correct when the number 40 is entered in the box.
1. $squarexx30 = 120$
2. $2,400-:square=60$
3. $square-:8=50$
4. $100xxsquare=4,000$
5. $400-:4=square$
Grade 5 Arithmetic and Number Concepts CCSS: 5.NBT.A.2, MP7
Select the TWO equations that are correct when the number 80 is entered in the box.
1. $800-:square= 8$
2. $squarexx20 = 160$
3. $100xxsquare= 8,000$
4. $square-:10 = 8$
5. $squarexx8 = 6,400$
Grade 5 Place Value CCSS: 5.NBT.A.2
What is the place value of the 2 in the following number? 529,307,604,000
1. Hundred billion
2. Ten billion
3. Ten million
4. One million
$4 xx 10^1 = 40$
$4 xx 10^2 = 400$
$4 xx 10^3 = 4000$