Nagwa uses cookies to ensure you get the best experience on our website. Learn more about our Privacy Policy.

Please verify your account before proceeding.

In this lesson, we will learn how to verify whether a number is divisible by another and use the known facts of divisibility to solve problems.

Q1:

Is 309 divisible by 2?

Q2:

Which of these are all divisible by both 2 and 3?

Q3:

Which of these are all divisible by both 2 and 5?

Q4:

Find the greatest number divisible by 2 which has 9 equal digits.

Q5:

Find the smallest number divisible by 5 which has 4 equal digits.

Q6:

Find all the numbers between 696, and 724 that are divisible by 5 and 2.

Q7:

Is the following true or false: 9 810 is divisible by 5 and 10?

Q8:

Engy has blocks in three colours. The blue blocks are 3 cm high. The red blocks are 5 cm high, and the green blocks are 7 cm high.

Q9:

Find the greatest 8 -digit number divisible by 5 and 3.

Q10:

Find the largest number formed from 5, 6, 7, and 8 which is divisible by 5.

Q11:

Find the greatest 9 -digit number that is not divisible by 2.

Q12:

Find the greatest number which is divisible by both 5 and 3 and is formed from 4 different digits.

Q13:

The number 225 is divisible by two prime numbers. If 3 is one of the two numbers, which of these is the other?

Q14:

What number are 3, 7, and 9 divisible by?

Q15:

Find all the numbers between 115 and 123 that are divisible by 2.

Q16:

All numbers are divisible by .

Q17:

All numbers are divisible by 2.

Q18:

Complete the following: As 1 9 × ⋯ = 3 4 2 then 342 is a multiple of and 19 and also 342 is divisible by and 18.

Q19:

is the only even prime number.

Q20:

Which of the following is divisible by 5, 2, and 3?

Q21:

The process of writing a number as a product of other numbers is called .

Q22:

A number is divisible by 2 if its unit digit is .

Q23:

Which of these is divisible by 6?

Q24:

Which of these is divisible by 9?

Q25:

Which of the following are multiples of 2 that are also divisible by 3?

Don’t have an account? Sign Up