Big Numbers Challenge: Year 7 Counting and Writing

Question 1

How is 6,040,020 written in words?

Accepted Answer

Six million, forty thousand and twenty

Answer

Six million, four hundred thousand and twenty

Answer

Six million, four thousand and twenty

Answer

Six million, forty thousand and two hundred

Question 2

What is the value of the digit 3 in 8,305,714?

Accepted Answer

300,000

Answer

3,000

Answer

30,000

Answer

3,000,000

Question 3

Which numeral represents nine million, seven thousand and forty-two?

Accepted Answer

9,007,042

Answer

9,070,042

Answer

9,007,402

Answer

9,700,042

Question 4

Which expanded form equals 72,408,019?

Accepted Answer

70,000,000 + 2,000,000 + 400,000 + 8,000 + 10 + 9

Answer

70,000,000 + 2,000,000 + 400,000 + 80,000 + 10 + 9

Answer

70,000,000 + 2,000,000 + 40,000 + 8,000 + 10 + 9

Answer

70,000,000 + 2,000,000 + 400,000 + 8,000 + 100 + 9

Question 5

What number comes immediately after 5,999,999 when counting in ones?

Accepted Answer

6,000,000

Answer

5,999,000

Answer

6,000,001

Answer

6,100,000

Question 6

Which of these numbers is greatest?

Accepted Answer

12,900,000

Answer

12,090,000

Answer

12,809,000

Answer

12,890,000

Question 7

In 40,507,218, how much greater would the number become if its ten-thousands digit changed from 0 to 9?

Accepted Answer

90,000

Answer

9,000

Answer

900,000

Answer

9,000,000

Question 8

What is 47,650,000 rounded to the nearest million?

Accepted Answer

48,000,000

Answer

47,000,000

Answer

47,600,000

Answer

47,700,000

Question 9

What is 3,764,999 rounded to the nearest ten thousand?

Accepted Answer

3,760,000

Answer

3,750,000

Answer

3,765,000

Answer

3,770,000

Question 10

How much must be added to 9,980,000 to reach 10,000,000?

Accepted Answer

20,000

Answer

2,000

Answer

10,000

Answer

200,000

Question 11

A sequence increases by 250,000 each time: 4,250,000; 4,500,000; 4,750,000. What comes next?

Accepted Answer

5,000,000

Answer

4,800,000

Answer

4,950,000

Answer

5,250,000

Question 12

How many lots of 100,000 make 3,600,000?

Accepted Answer

36

Answer

6

Answer

30

Answer

360

Question 13

What number has 8 millions, 5 ten-thousands, 2 hundreds and 4 ones, with zeros in every other place?

Accepted Answer

8,050,204

Answer

8,500,204

Answer

8,005,204

Answer

8,050,024

Question 14

What is 60,000,000 + 700,000 + 9,000 + 30 in standard form?

Accepted Answer

60,709,030

Answer

60,790,030

Answer

60,709,300

Answer

67,009,030

Question 15

Which wording matches 90,090,009?

Accepted Answer

Ninety million, ninety thousand and nine

Answer

Ninety million, nine thousand and ninety

Answer

Ninety million, nine hundred thousand and nine

Answer

Ninety million, ninety thousand and ninety

Question 16

Which comparison is correct?

Accepted Answer

4,090,500 < 4,900,050

Answer

4,090,500 > 4,900,050

Answer

4,900,050 < 4,090,500

Answer

4,090,500 = 4,900,050

Question 17

What is 100 times 508,070?

Accepted Answer

50,807,000

Answer

5,080,700

Answer

50,870,000

Answer

508,070,000

Question 18

What is the greatest seven-digit number that uses each of these digits exactly once: 2, 0, 7, 5, 0, 1 and 3?

Accepted Answer

7,532,100

Answer

7,530,210

Answer

7,532,010

Answer

7,523,100

Question 19

What is the smallest seven-digit number that uses each of these digits exactly once: 0, 0, 1, 4, 6, 8 and 9?

Accepted Answer

1,004,689

Answer

1,040,689

Answer

1,004,698

Answer

4,001,689

Question 20

What is 4,999,500 rounded to the nearest thousand?

Accepted Answer

5,000,000

Answer

4,999,000

Answer

4,999,500

Answer

5,001,000

Big Numbers Challenge: Year 7 Counting and Writing

Create a competition