Addition
Subtraction
Multiplication
Patterns
Back to School Riddles!
100

58+43

101

100

95-23

72

100

25 x 10

250

100

5, 10, 15, 20, ____

25

100

I am not your teacher, but I help you write. What am I?

A pen or pencil

200

250+29

279

200

100 - 82

18

200

3 000 x 1 000

3 000 000

200

35, 50, 65, 80, ____

95

200

I ring when it’s time to start or end. I’m not a phone, but I’m every student’s friend. What am I?

A school bell.

300

What is the total of 345 and 82?

427

300

828 - 629

199

300

25 x 48

1 200

300

0, 3, 8, 15, 24, 35, 48, ____

63

300

What has hands and a face, but can’t hold anything or smile?

A clock.
400

Bob the builder earns $578 on Monday and $995 on Wednesday. What is the total amount of money he earned for Monday and Wednesday?

$1573

400

Take away 2 509 from 4 000.

1491

400

85 x 98

8 330

400

6, 13, 22, 33, ___

46

400

It belongs to you, but your friends use it more. What is it?

Your name.

500

What is the sum of 101 011 and 110 029?

211 040

500

Soraya went to the market with $200.00.

She purchased mangoes costing $30.00, sweet potatoes costing $40.50 and shrimp costing $101.50. 

How much money did she remain with after her purchases?

$28.00

500
What is the product of 1 500 and 25?

37 500

500

3575, 3650, 3725, _____, 3875

3800

500

What comes down but never goes up?

Rain.