Addition and Subtraction of Whole Numbers: Practice Quizzes and Worksheets

Question 1

Without exchanging, determine the difference between 6,789 and 2,345.

Accepted Answer

4,344

Answer

4,444

Answer

4,244

Answer

4,144

Question 2

To subtract 2,345 from 6,789, which approach is most appropriate?

Accepted Answer

Formal written method

Answer

Expanded form

Answer

Estimation

Answer

Rounding

Question 3

A farmer initially has 34,567 sheep. He later sells 12,345 sheep. How many sheep does he have remaining?

Accepted Answer

22,222

Answer

21,222

Answer

23,222

Answer

24,222

Question 4

What is the correct order of operations for this expression: 2 + 3 x 4 - 5?

Accepted Answer

2 + (3 x 4) - 5

Answer

(2 + 3) x (4 - 5)

Answer

2 + 3 x (4 - 5)

Answer

(2 + 3) x 4 - 5

Question 5

Find the missing digit in the difference: 7,8__0 - 2,567 = 5,213

Accepted Answer

3

Answer

0

Answer

6

Answer

9

Question 6

Which of the following is an ineffective strategy for accurate addition and subtraction?

Accepted Answer

Guessing the answer

Answer

Using a number line

Answer

Rounding numbers

Answer

Exchanging or borrowing digits

Question 7

A rectangular garden measures 12 metres in length and 8 metres in width. What is its perimeter?

Accepted Answer

160 metres

Answer

20 metres

Answer

40 metres

Answer

80 metres

Question 8

When adding 3,456 and 4,567, what should be done if the sum of the units column is 10 or more?

Accepted Answer

Exchange the 1 for 10 tens and add it to the tens column.

Answer

Exchange the 10 for 1 hundred and add it to the hundreds column.

Answer

Carry the 1 over to the tens column.

Answer

Carry the 10 over to the hundreds column.

Question 9

When subtracting 2,345 from 5,678, what should be done if a digit in the minuend is smaller than the corresponding digit in the subtrahend?

Accepted Answer

Borrow 10 from the next column and add it to the current column.

Answer

Borrow 10 from the previous column and subtract it from the current column.

Answer

Exchange the digits in the current column.

Answer

Exchange the digits in the next column.

Question 10

Which of the following shows the correct way to set up the subtraction problem 4,567 - 2,345 using the formal written method?

Accepted Answer

4,567 - 2,345

Answer

2,345 - 4,567

Answer

4,576 - 2,345

Answer

2,354 - 4,567

Question 11

What is the missing digit in the following addition sum? 4,56  + 37  = 833

Accepted Answer

3

Answer

2

Answer

4

Answer

5

Question 12

How does place value affect the process and result when subtracting a 2-digit number from a 3-digit number?

Accepted Answer

Place value helps align digits for easier subtraction.

Answer

Place value doesn't impact subtraction.

Answer

Place value only affects the subtraction result.

Answer

Exchanging is unrelated to place value in subtraction.

Question 13

Calculate the total: 23,456 + 12,789

Accepted Answer

36,245

Answer

36,345

Answer

35,245

Answer

37,245

Question 14

What is the greatest possible difference between two whole numbers with 6 digits?

Accepted Answer

99,999

Answer

90,999

Answer

80,999

Answer

89,999

Question 15

Subtract 123,456 from 345,678.

Accepted Answer

222,222

Answer

221,222

Answer

223,222

Answer

222,122

Question 16

A concert hall has a capacity of 2,500 people. If 1,789 tickets have already been sold, how many tickets are still available?

Accepted Answer

711

Answer

1,711

Answer

811

Answer

710

Question 17

Calculate the sum of 456,789, 234,567 and 12,345.

Accepted Answer

703,701

Answer

703,601

Answer

603,701

Answer

702,701

Question 18

A shop sold 3,456 books in January and 2,987 books in February. How many books were sold in total over the two months?

Accepted Answer

6,443

Answer

6,433

Answer

6,343

Answer

5,443

Question 19

What needs to be added to 123,456 to reach 500,000?

Accepted Answer

376,544

Answer

376,444

Answer

377,544

Answer

476,544

Question 20

Find the difference between the largest and smallest numbers that can be formed using the digits 5, 2, 9, 1, and 7 without repeating any digit.

Accepted Answer

82,864

Answer

74,784

Answer

83,864

Answer

82,764

Question 21

A train journey is 345 km long. If the train has already traveled 198 km, how much further does it need to go?

Accepted Answer

147 km

Answer

157 km

Answer

253 km

Answer

543 km

Question 22

A baker made 2,345 cookies on Monday, 3,124 on Tuesday and 1,987 on Wednesday. How many cookies did the baker make in total?

Accepted Answer

7,456

Answer

6,456

Answer

7,446

Answer

7,556

Question 23

Subtract 123,456 from 876,543.

Accepted Answer

753,087

Answer

753,187

Answer

752,087

Answer

653,087

Question 24

A factory produced 500,000 toys. 234,567 were faulty and had to be discarded. How many toys were left?

Accepted Answer

265,433

Answer

265,533

Answer

266,433

Answer

365,433

Question 25

Calculate 345,678 + 123,456.

Accepted Answer

469,134

Answer

470,134

Answer

469,124

Answer

468,134

Question 26

What is the result of 789,012 - 345,678?

Accepted Answer

443,334

Answer

443,324

Answer

444,334

Answer

442,334

Question 27

A factory produced 234,567 toys in one month and 312,890 toys in the next month. How many toys did the factory produce in total?

Accepted Answer

547,457

Answer

547,467

Answer

548,457

Answer

546,457

Question 28

A bakery had 500,000 bags of flour. They used 123,456 bags in a month. How many bags of flour do they have left?

Accepted Answer

376,544

Answer

377,544

Answer

375,544

Answer

376,554

Question 29

Find the difference between 654,321 and 123,456.

Accepted Answer

530,865

Answer

531,865

Answer

529,865

Answer

530,875

Question 30

What number must be added to 234,567 to get 500,000?

Accepted Answer

265,433

Answer

264,433

Answer

266,433

Answer

265,423

Question 31

A shop sold 123,456 books in the first quarter of the year and 98,765 books in the second quarter. What is the total number of books sold in the first half of the year?

Accepted Answer

222,221

Answer

223,221

Answer

222,211

Answer

221,221

Question 32

A farmer harvested 543,210 apples. He sold 210,987 apples and gave away 34,567 apples. How many apples does he have left?

Accepted Answer

297,656

Answer

298,656

Answer

297,646

Answer

296,656

Question 33

What is the sum of the digits in the number 456,789?

Accepted Answer

45

Answer

35

Answer

40

Answer

50

Question 34

Which of these numbers is closest to 1,000,000 after adding 123,456?

Accepted Answer

876,544

Answer

950,000

Answer

800,000

Answer

923,456