Math Riddles

Front

In two years I know, I'll be twice as old as five years ago, said Tom. How old is Tom?

Back

12

Front

How many 3's are in the picture?

Back

19

Front

Who am I? I am the quarter of 100.

Back

25

Front

How many holes does a straw have?

Back

1

Front

Which is a prime number? 35, 21, 18, 7

Back

7

Front

What is a prime number?

Back

A prime number is a number greater than 1 that has no positive divisors other than 1 and itself.

Front

What is the sum of 5 and 7?

Back

12

Front

What is the difference between 10 and 4?

Back

6

Front

What is 3 multiplied by 4?

Back

12

Front

What is the value of 100 divided by 4?

Back

25