Addition and Subtraction for Year 4 Maths: Interactive Quizzes and Practice

Question 1

When adding two-digit numbers in your head, which two mental strategies can you use to make it easier?

Accepted Answer

Split one number into tens and ones, then add them separately.

Accepted Answer

Round one number to the nearest ten and add the other number.

Answer

Multiply the two numbers together.

Answer

Subtract one number from the other.

Question 2

What is place value and how does it help us when adding and subtracting numbers?

Accepted Answer

Place value shows the value of each digit based on its position in the number. It helps us add and subtract numbers correctly.

Answer

Place value helps us compare the size of numbers.

Answer

Place value is not needed when subtracting numbers.

Answer

Place value is only used when adding very large numbers.

Question 3

Sarah has 25 stickers. She gives 12 stickers to her friend. How many stickers does Sarah have now?

Accepted Answer

Subtract 12 from 25.

Answer

Add 12 to 25.

Question 4

Let's add 245 and 378 using the column method. Explain each step, especially what to do if a column has a number greater than 9.

Accepted Answer

Start by adding the ones: 5 + 8 = 13. Write the 3 in the ones place and carry the 1 to the tens place.

Accepted Answer

Add the tens: 4 + 7 + 1 (carried from the ones) = 12. Write the 2 in the tens place and carry the 1 to the hundreds place.

Accepted Answer

Add the hundreds: 2 + 3 = 5. Write the 5 in the hundreds place.

Answer

Add all the digits in each column at once, ignoring any numbers greater than 9.

Question 5

Why is it important to consider place value when adding or subtracting numbers?

Accepted Answer

Place value helps us line up numbers correctly, making calculations more accurate and faster.

Answer

Place value doesn't matter in addition and subtraction.

Answer

Place value only affects how accurate the answer is.

Answer

Place value makes it easier to guess answers, but it doesn't affect accuracy or speed.

Question 6

A baker has 240 cupcakes. He sells 97 cupcakes. How many cupcakes does he have left?

Accepted Answer

143 cupcakes

Answer

153 cupcakes

Answer

163 cupcakes

Answer

173 cupcakes

Question 7

A farmer has 234 sheep. He buys 125 more sheep. How many sheep does he have now?

Accepted Answer

359

Answer

349

Answer

369

Answer

379

Question 8

Which of the following is the biggest number?

Accepted Answer

543

Answer

345

Answer

453

Answer

435

Question 9

What number comes next in this pattern: 123, 133, 143, ___, 163?

Accepted Answer

153

Answer

148

Answer

158

Answer

168

Question 10

What is the difference between 750 and 489?

Accepted Answer

261

Answer

271

Answer

281

Answer

291

Question 11

What is the total of 245 and 387?

Accepted Answer

632

Answer

532

Answer

732

Answer

832

Question 12

A library has 256 books and buys 123 more. How many books does it have now?

Accepted Answer

379

Answer

369

Answer

389

Answer

399

Question 13

Subtract 134 from 456

Accepted Answer

322

Answer

222

Answer

422

Answer

522

Question 14

Which equation represents the operation of subtracting 97 from 345?

Accepted Answer

345 - 97

Answer

345 + 97

Answer

97 - 345

Answer

345 * 97

Question 15

A fruit stall had 645 apples. They sold 238 apples. How many apples do they have left?

Accepted Answer

387

Answer

407

Answer

427

Answer

447

Question 16

Which column method do we use to add the numbers 234 and 456?

Accepted Answer

Vertical Addition

Answer

Horizontal Addition

Answer

Diagonal Addition

Answer

Grid Method

Question 17

What's the best way to estimate the difference between 754 and 268?

Accepted Answer

Round to the nearest hundred

Answer

Round to the nearest ten

Answer

Round to the nearest thousand

Answer

Don't round

Question 18

What is the opposite operation of subtraction?

Accepted Answer

Addition

Answer

Multiplication

Answer

Division

Answer

Exponentiation

Question 19

A library has 567 books on the first floor and 298 books on the second floor. How many books are there in total?

Accepted Answer

865

Answer

765

Answer

965

Answer

1065

Question 20

Sarah has 25 apples. She gives 12 apples to her friend. How many apples does she have now?

Accepted Answer

15

Answer

13

Answer

23

Answer

37

Question 21

A shop has 24 boxes of pencils. Each box has 12 pencils. How many pencils are there in total?

Accepted Answer

288

Answer

12

Answer

36

Answer

300

Question 22

To estimate the sum of 567 and 389, we can use a compensation strategy. Explain how you would do this and why you chose this method.

Accepted Answer

Round 567 to 600 and 389 to 400, then add the rounded numbers. (600 + 400 = 1000)

Answer

Round 567 to 500 and 389 to 400, then add the rounded numbers. (500 + 400 = 900)

Answer

Round 567 to 600 and 389 to 500, then add the rounded numbers. (600 + 500 = 1100)

Answer

Round 567 to 700 and 389 to 400, then add the rounded numbers. (700 + 400 = 1100)

Question 23

Let's add these three-digit numbers! Can you find the sum of 456 and 234?

Accepted Answer

690

Answer

680

Answer

700

Answer

710

Question 24

Now, let's do a subtraction challenge! What is the difference between 789 and 345?

Accepted Answer

444

Answer

344

Answer

434

Answer

454

Question 25

Subtract 123 from the number 567.

Accepted Answer

444

Answer

244

Answer

544

Answer

344

Question 26

Which equation correctly represents the column method for subtracting 234 from 567?

Accepted Answer

5 - 3 = 2
6 - 2 = 4
7 - 4 = 3

Answer

4 - 3 = 1
5 - 2 = 3
6 - 4 = 2

Answer

5 - 2 = 3
6 - 3 = 3
7 - 4 = 3

Answer

5 - 3 = 2
6 - 4 = 2
7 - 2 = 5

Question 27

Which number is NOT divisible by 36?

Accepted Answer

7

Answer

2

Answer

3

Answer

6

Question 28

A farmer has 125 sheep. He sells 47 of them. How many sheep does he have remaining?

Accepted Answer

78

Answer

88

Answer

68

Question 29

What do you get when you add 345 and 217?

Accepted Answer

562

Answer

552

Answer

572

Answer

662

Question 30

A baker had 638 cookies. He sold 279. How many cookies are left?

Accepted Answer

359

Answer

361

Answer

357

Answer

459

Question 31

If you take away 125 from 450, what's the answer?

Accepted Answer

325

Answer

375

Answer

335

Answer

225

Question 32

A shop has 234 red apples and 189 green apples. How many apples are there in total?

Accepted Answer

423

Answer

323

Answer

413

Answer

313

Question 33

If you round 567 to the nearest hundred, what number do you get?

Accepted Answer

600

Answer

650

Answer

570

Answer

500

Question 34

What is the difference between 702 and 358?

Accepted Answer

344

Answer

456

Answer

354

Answer

444

Question 35

What number is 25 less than 110?

Accepted Answer

85

Answer

95

Answer

135

Question 36

A farmer had 416 sheep. He bought 137 more sheep. How many sheep does he have now?

Accepted Answer

553

Answer

653

Answer

583

Answer

543

Question 37

What number do you need to add to 380 to make 600?

Accepted Answer

220

Answer

280

Answer

300

Answer

320

Question 38

What is the result when you subtract 18 from 45?

Accepted Answer

27

Answer

53

Answer

63

Answer

33

Question 39

Which of these numbers is the biggest?

Accepted Answer

642

Answer

593

Answer

370

Answer

481

Question 40

What's the difference between 567 and 294?

Accepted Answer

273

Answer

173

Answer

473

Answer

373

Question 41

If you add 245 and 378 together, what do you get?

Accepted Answer

623

Answer

632

Answer

523

Answer

532

Question 42

What is the answer when you subtract 298 from 567?

Accepted Answer

269

Answer

279

Answer

259

Question 43

What is the total when you add 123, 456, and 345?

Accepted Answer

924

Answer

934

Answer

824

Answer

834

Question 44

John has 254 apples. He gives 137 apples to his friends. How many apples does he have left?

Accepted Answer

117

Answer

127

Answer

107

Question 45

A farmer has 645 sheep and 238 cows. How many animals does the farmer have altogether?

Accepted Answer

883

Answer

853

Answer

873

Answer

863

Question 46

Which number sentence shows the difference between 756 and 345?

Accepted Answer

756 - 345

Answer

345 - 756

Answer

756 + 345

Question 47

A school has 456 students in Year 4 and 389 students in Year 5. How many more students are in Year 4 than in Year 5?

Accepted Answer

67

Answer

87

Answer

57

Answer

77

Question 48

A train travels 250 miles on Monday and 325 miles on Tuesday. How many miles in total does the train travel over the two days?

Accepted Answer

575

Answer

585

Answer

595

Answer

565

Question 49

Calculate the sum of 345 and 278.

Accepted Answer

623

Answer

523

Answer

723

Answer

823

Question 50

Find the difference between 567 and 245.

Accepted Answer

322

Answer

222

Answer

422

Answer

522

Question 51

Which of the following equals 100 + 50 + 25?

Accepted Answer

175

Answer

165

Answer

155

Question 52

Calculate the difference between 456 and 189 using column subtraction.

Accepted Answer

267

Answer

287

Answer

257

Answer

277

Question 53

Subtract 325 from 678 without using a calculator.

Accepted Answer

353

Answer

363

Answer

343

Answer

373

Question 54

Find the sum of 245, 367, and 189.

Accepted Answer

801

Answer

821

Answer

791

Answer

811

Question 55

Calculate the difference between 654 and 478 using column subtraction.

Accepted Answer

176

Answer

186

Answer

166

Answer

196

Question 56

Find the sum of 456 and 278.

Accepted Answer

734

Answer

634

Answer

834

Question 57

Find the difference between 789 and 456 using column subtraction.

Accepted Answer

333

Answer

343

Answer

323

Answer

353

Question 58

Which of the following is equal to 200 - 75?

Accepted Answer

125

Answer

135

Answer

145

Answer

115

Question 59

A baker has 37 cupcakes and bakes 25 more. How many cupcakes does he have in total?

Accepted Answer

62

Answer

58

Answer

52

Answer

12

Question 60

What is the missing number in the equation: 45 + ___ = 78?

Accepted Answer

33

Answer

23

Answer

43

Answer

13

Question 61

A farmer has 84 cows and sells 36 of them. How many cows are left?

Accepted Answer

48

Answer

120

Answer

58

Question 62

Calculate: 523 - 187

Accepted Answer

336

Answer

436

Answer

236

Question 63

Which number sentence represents the following: 'A shop has 125 apples, 78 are sold. How many are left?'

Accepted Answer

125 - 78 = ?

Answer

78 + ? = 125

Answer

125 - ? = 78

Answer

125 + 78 = ?

Question 64

What is the sum of 245 and 138?

Accepted Answer

383

Answer

107

Answer

373

Answer

283