Exercise Chapter 1 and 2

Three million, two hundred and seven thousand, and nine

• 3 200 709

• 3 207 009

• 3 270 009

• 3 000 279

form the smallest 4-digit number

• 0247

• 2047

• 2074

• 2004

form the greatest 4-digit odd number

• 7420

• 7024

• 7402

• 4207

What number is represented by the number discs?

• 84 577 777

• 8 557 777

• 8 457 777

• 8 547 777

Complete the equation:

4 000 000 + 240 000 + __________ + 800 + 90 = 4 247 890

• 247 000

• 40 000

• 7000

• 8000

Choose the greatest even number.

• 2 324 881

• 1 892 324

• 999 999

• 912 912

Choose the smallest odd number.

• 2 241 812

• 9 999 999

• 123 123

• 17 420

Estimate: 607 x 34

• 28,000

• 24,000

• 18,000

• 15,000

Which operation would you do first?
( 12 + 10) ÷ 10 · 14 - 6

• Division
• Multiplication
• Addition
• Subtraction

10 + 45 ÷ 9 -(14 ÷ 2)  = 

• 9
• 7
• 53
• 18