Show:
Estimation & Rounding
Multiplication
Division
Place Value
Addition Properties
100
What is the estimated product of 522 x 7?

3500

100

74 x 8

592

100

86 ➗7

12 r2

100

What is the value of the 7 in 34,746,800?

seven hundred thousand

100

What property states that the number zero added to any number equals that same number?

Identity Property of Addition

200

Find the estimated sum.  3,809 + 1,980

6,000

200

244 x 5

1220

200

845 ➗5

169

200

8 x 10,000

80,000

200

2 addends can be arranged in either order and have the same sum. What property is this?

The Commutative Property of Addition

300

Round 3,599,030 to the nearest hundred thousand. 

3,600,000

300

309 x 9

2781

300

85 ➗3

28 r2

300
What is the value of the ten thousands place in the number fifty seven thousand, two hundred?

50,000

300

456 + 538 = ____ + 456


Which property can you use to find the unknown value?

The Commutative Property of Addition

400

Estimate the quotient. Remember to use compatible numbers instead of rounding. 

7100 ➗8

900

400

746 x 6

4476

400

821 ➗3

273 r2

400

What is the standard form of 500,000 + 30,000 + 70 + 6?

530,076

400

3 addends can be grouped in any way and will have the same sum. Which property is this?

Associative Property of Addition

500

Round 47,036,788 to nearest million. 

47,000,000

500

847 x 7

5929

500

649 ➗4

162 r1

500

What is 100 times more than 70,000?

7,000,000

500

Which property can be used to find the missing addend?

67 + (90 + 45) = (67 + __ ) + 90

The Associative Property of Addition