cube and cube roots

cube

In this lesson we will learn Cube . After reading this, you all will excel in this topic.

What are cubes?

A number when multiplied 3 times by itself is called cubes.

The cube of numbers 1-10 are listed in the next slide.

Cubes of numbers 1-10

1-1

2-8

3-27

4-64

5-125

6-216

7-343

8-512

9-729

10-1000

Learning the cubes from 1 to 10 will help a lot.

Some tips and tricks

1) A number having any zero at the end will have 3 more zeroes in its cube. Eg- 10=1000

2)To find the units digit of cube of a number, you need to check the units digit of the cube of the units digit of the number that has to be cubed. Eg- cube of 343 will have 7 at its unit place because 3's cube is 27 and its unit digit is 7.

Fill in the Blanks

What will be the units digit of the cube of 2499