Math Spelling
Riddles
More Riddles
Even More Riddles
5th grade+ Operations
100

Is this word spelled correctly?

paralell

If not, spell it correctly.

No.

parallel

100

It’s neither a circle nor an oval, but it’s round. What is it?

sphere

100

I am thinking of a number. If you add 5 to it and then multiply the result by 3, you get 24. What number am I thinking of?

3

100

There are 7 kids in the Garcia family, each born 2 years apart. If the eldest Garcia child is 19, how old is the youngest Garcia child?

7

100

9,250 ÷ 25

370

200

Is this word spelled correctly?

octagon

If not, spell it correctly.

Yes

200

What will be the answer if you are given a telephone and asked to multiply all the digits on the pad?

0

200

What will be the next number in this pattern 2, 3, 5, 8, 13, . . .

21

200

You have two coins that total 30 cents. One of them is not a nickel. What are the two coins?

a nickel and a quarter

200

3.56789 + 23/1000 + 19/100 + 4.256

8.03689

300

Is this word spelled correctly?

pintagon

If not, spell it correctly.

No.

pentagon

300

I am thinking of a number. If you double it and then add 10, the result is 50. What number am I thinking of?

20

300

If a shirt costs $20 more than a hat, and the combined cost of both the shirt and the hat is $50, how much does the hat cost?

$15

300

Solve this in your head (no writing it down!). Take 1,000 and add 40 to it.  Add another 1,000. Now add 30. Add another 1,000. Now add 20. Add another 1,000. Now add 10. What is the total?

4,100

300

1.5 x 2.6

3.9

400

Is this word spelled correctly?

perpendickular

If not, spell it correctly.

No.

perpendicular

400

When David was eight, his little brother Alex was half his age. David is 30 now. How old is Alex?

26

400

Jake bought a pair of shoes and a shirt, which cost a total of $150. The shoes cost $100 more than the shirt. How much was each item?

$25 (shirt) and $125 (shoes)

400

The ages of a father and son add up to 66.

The father's age is the son's age reversed.

How old could they be?

15 and 51 or 06 and 60

400

96,300 ÷ 150

642

500

Is this word spelled correctly?

simmetry

If not, spell it correctly.

No.

symmetry

500

A family has five sons, and each of them has a sister. How many kids does the family have in total?

6

500

Use the numbers 2, 3, 4, and 5 and the symbols + and = to make a true math equation.

2 + 5 = 3 + 4

500

How can you add eight eights to get the number 1,000?

888 + 88 + 8 + 8 + 8

500

9 - 3/1000 +25/100

9.247