Adding and Subtracting Large Numbers: Master Numbers up to 1,000,000

Question 1

Find the sum of 123,456, 345,678, and 567,890.

Accepted Answer

1,037,024

Answer

1,036,924

Answer

1,036,824

Answer

1,037,124

Question 2

Identify the place value of the digit 5 in the number 567,890.

Accepted Answer

500,000

Answer

50,000

Answer

5,000,000

Answer

50,000,000

Question 3

What is the value of the digit '5' in the number three hundred fifty-six thousand, seven hundred eighty-nine?

Accepted Answer

Fifty thousand

Answer

Five thousand

Answer

Five hundred thousand

Answer

Five million

Question 4

Which number is closest to five hundred thousand?

Accepted Answer

Four hundred ninety-nine thousand, nine hundred ninety-nine

Answer

Five hundred ten thousand, one

Answer

Four hundred eighty-nine thousand, nine hundred ninety-nine

Answer

Five hundred twenty thousand, one

Question 5

In the calculation 345 + 2__6 = 601, what is the missing digit?

Accepted Answer

8

Answer

9

Answer

1

Answer

2

Question 6

Which of these numbers is the largest?

Accepted Answer

798,017

Answer

678,901

Answer

689,017

Answer

786,901

Question 7

Using the digits 3, 4, 5, 6, and 7, form the smallest possible number.

Accepted Answer

34567

Answer

35467

Answer

36457

Answer

37456

Question 8

Which of these is equivalent to 100,000?

Accepted Answer

100 thousands

Answer

1,000 hundreds

Answer

10,000 tens

Answer

100,000 ones

Question 9

Work out 356,789 + 243,211.

Accepted Answer

600,000

Answer

599,990

Answer

601,000

Answer

601,001

Question 10

Calculate the difference between 543,210 and 123,456.

Accepted Answer

419,754

Answer

420,654

Answer

320,654

Answer

319,754

Question 11

Find the sum of 234,567 and 456,789.

Accepted Answer

692,356

Answer

690,256

Answer

691,356

Answer

693,456

Question 12

What is the result of subtracting 234,567 from 567,890?

Accepted Answer

334,323

Answer

333,223

Answer

335,423

Answer

336,523

Question 13

Calculate the value of 345,678 + 123,456 + 234,567.

Accepted Answer

704,701

Answer

703,701

Answer

705,801

Answer

706,801

Question 14

Calculate: 345,678 + 234,567

Accepted Answer

580,245

Answer

570,245

Answer

590,245

Question 15

Which of the following is equal to 456,789?

Accepted Answer

400,000 + 50,000 + 6,000 + 700 + 80 + 9

Answer

400,000 + 50,000 + 6,000 + 70 + 89

Answer

400,000 + 50,000 + 600 + 7,000 + 80 + 9

Question 16

Estimate the sum of 345,678 and 234,567 to the nearest ten thousand?

Accepted Answer

580,000

Answer

570,000

Answer

590,000

Question 17

Which number is the smallest?

Accepted Answer

345,678

Answer

567,890

Answer

456,789

Question 18

Calculate: 345,678 + 234,567

Accepted Answer

680,245

Answer

580,235

Answer

580,245

Answer

680,235

Question 19

Which of the following is equivalent to 500,000?

Accepted Answer

500 x 1,000

Answer

50,000 x 10

Answer

5,000 x 100

Answer

5 x 100,000

Question 20

Round the number 754,321 to the nearest hundred thousand.

Accepted Answer

750,000

Answer

700,000

Answer

800,000

Answer

850,000

Question 21

Which of the following is in expanded form?

Accepted Answer

500,000 + 60,000 + 7,000 + 800 + 90

Answer

567,890

Answer

5 x 100,000 + 6 x 10,000 + 7 x 1,000 + 8 x 100 + 9 x 10

Answer

500 + 60 + 7 + 8 + 9

Question 22

Calculate the sum of 345,678 and 234,567.

Accepted Answer

580,245

Answer

580,145

Answer

580,345

Answer

580,445

Question 23

Which of the following represents 700,000 + 20,000 + 5,000 in expanded form?

Accepted Answer

700,000 + 20,000 + 5,000

Answer

700,000 + 2,000 + 500

Answer

70,000 + 20,000 + 5,000

Answer

700 + 200 + 50

Question 24

Find the difference between 999,999 and 100,000.

Accepted Answer

899,999

Answer

909,999

Answer

919,999

Answer

929,999

Question 25

Subtract 345,678 from 987,654.

Accepted Answer

641,976

Answer

621,976

Answer

661,976

Answer

681,976

Question 26

Subtract 234,567 from 876,543, exchanging in the thousands column.

Accepted Answer

641,976

Answer

631,976

Answer

651,976

Answer

661,976

Question 27

Estimate the sum of 456,789 and 234,567 to the nearest ten thousand.

Accepted Answer

700,000

Answer

680,000

Answer

690,000

Answer

710,000

Question 28

Round 789,456 to the nearest hundred thousand.

Accepted Answer

800,000

Answer

700,000

Answer

900,000

Answer

1,000,000

Question 29

A school has 456 students in Year 5 and 345 students in Year 6. How many students are there in total in Year 5 and Year 6?

Accepted Answer

801

Answer

791

Answer

811

Answer

821

Question 30

Find the sum of 456,789 and 345,211.

Accepted Answer

802,000

Answer

801,999

Answer

804,000

Answer

803,001

Question 31

What is the sum of 234,567, 456,789, and 123,456?

Accepted Answer

814,812

Answer

814,712

Answer

814,822

Answer

814,802

Question 32

Subtract 345,678 from 987,654.

Accepted Answer

641,976

Answer

841,976

Answer

541,976

Answer

741,976

Question 33

Find the sum of 345,678 and 654,321.

Accepted Answer

1,000,000

Answer

800,000

Answer

1,100,000

Answer

900,000

Question 34

What is the value of the digit 5 in 543,219?

Accepted Answer

500,000

Answer

50,000

Answer

5,000,000

Answer

5,000

Question 35

Order the following numbers from smallest to largest: 456,789, 345,678, 234,567, 123,456

Accepted Answer

123,456 < 234,567 < 345,678 < 456,789

Answer

345,678 < 234,567 < 123,456 < 456,789

Answer

234,567 < 123,456 < 345,678 < 456,789

Answer

456,789 < 345,678 < 234,567 < 123,456

Question 36

Round 567,890 to the nearest hundred thousand

Accepted Answer

600,000

Answer

700,000

Answer

500,000

Answer

400,000

Question 37

Which of the following calculations has an answer greater than 500,000?

Accepted Answer

456,789 + 123,456

Answer

345,678 - 234,567

Answer

234,567 - 123,456

Answer

987,654 - 456,789

Question 38

A school has 456,789 students. If 123,456 new students join the school, what is the total number of students?

Accepted Answer

580,245

Answer

590,245

Answer

570,245

Question 39

Calculate: 345,678 + 234,567

Accepted Answer

580,245

Answer

582,245

Answer

581,245

Answer

579,245

Question 40

Find the difference between 654,321 and 234,567

Accepted Answer

419,754

Answer

418,754

Answer

420,754

Answer

421,754

Question 41

Solve: 234,567 + 345,678 + 123,456

Accepted Answer

703,701

Answer

702,701

Answer

705,701

Answer

704,701

Question 42

Calculate: 765,432 - 345,678 - 123,456

Accepted Answer

296,298

Answer

306,298

Answer

286,298

Answer

295,298

Question 43

Find the sum of 123,456 and 567,890

Accepted Answer

691,346

Answer

681,346

Answer

701,346

Answer

591,346

Question 44

Subtract 234,567 from 890,123

Accepted Answer

655,556

Answer

665,556

Answer

635,556

Answer

645,556

Question 45

A farmer has 345,678 sheep and sells 123,456 of them. How many sheep does he have left?

Accepted Answer

222,222

Answer

212,222

Answer

232,222

Answer

202,222

Question 46

A company has a budget of £567,890. They spend £234,567 on salaries and £123,456 on equipment. How much of their budget do they have left?

Accepted Answer

210,867

Answer

190,867

Answer

200,867

Answer

220,867

Question 47

A train travels 345,678 kilometers on Monday, 234,567 kilometers on Tuesday, and 123,456 kilometers on Wednesday. What is the total distance traveled by the train over the three days?

Accepted Answer

703,701

Answer

713,701

Answer

693,701

Answer

593,701

Question 48

A factory produces 234,567 units in January, 345,678 units in February, and 123,456 units in March. What is the average number of units produced per month over the three months?

Accepted Answer

234,567

Answer

244,567

Answer

224,567

Answer

214,567

Question 49

What is the value of 5 hundred thousand and 2 ten thousands?

Accepted Answer

520000

Answer

250000

Answer

502000

Answer

252000

Question 50

Subtract 34567 from 100000. What is the difference?

Accepted Answer

65433

Answer

75433

Answer

85433

Answer

55433

Question 51

Which of the following is equivalent to 700000 + 20000?

Accepted Answer

720000

Answer

710000

Answer

820000

Answer

680000

Question 52

A school has 456789 students. If 123456 students leave, how many students will be left?

Accepted Answer

333333

Answer

233333

Answer

433333

Question 53

What is the sum of 678901 and 234567 rounded to the nearest ten thousand?

Accepted Answer

900000

Answer

800000

Answer

1000000

Answer

700000

Question 54

Which of the following numbers is the greatest?

Accepted Answer

987654

Answer

876543

Answer

765432

Answer

654321

Question 55

A farmer has 256789 sheep. He buys 123456 more sheep. How many sheep does he have now?

Accepted Answer

380245

Answer

480245

Answer

370245

Answer

280245

Question 56

What is the value of 700000 - 300000 + 20000?

Accepted Answer

420000

Answer

320000

Answer

520000

Answer

620000

Question 57

A train travels 456789 kilometers on Monday and 345678 kilometers on Tuesday. What is the total distance traveled?

Accepted Answer

802467

Answer

902467

Answer

602467

Answer

702467

Question 58

What is the difference between 987654 and 456789 rounded to the nearest hundred thousand?

Accepted Answer

500000

Answer

400000

Answer

600000

Answer

700000