Unit 5. Decimal Numbers

During this unit we are going to revise the operations with decimal numbers. 

Unit Index:

1.-What are decimal numbers

2.- How to read and write decimal numbers

3.- Comparing and representing decimal numbers

4.- Adding and subtracting decimal numbers

5.- Multiplying decimal numbers

6.- Dividing numbers with decimal quotient

7.- Dividing decimal numbers by an integer

8.- Dividing decimal by decimal

9.- Rounding decimal numbers

10.- Types of decimal numbers.

Summing up by the teacher B.T.

3.- Comparing and representing decimal numbers on the number line. (video1)

4 & 5.- Adding, subtracting and multiplying decimal numbers (video2)

  

Multiplying and dividing by the unit followed by zeros... (video3)

Watch the video that explains that:

6,7 and 8.- Division with decimal numbers: these videos help you revising the divisions with decimal numbers (something you have learnt in primary school) (video4)

 

Video5

 

Video6

Division: give the solution with two decimal positions = round to the nearest hundredth. Watch this video to learn this:  (video 7)

 

Execises: 📖       

Unit 4. Fractions

 UNIT 4. Fractions

1.- What is a fraction and how to read it

2.- Fractions and units  A fraction is a division

3.- A fraction of an amount

4.- Equivalent fractions. Simplifying fractions

5.- Adding and subtracting fractions

6.- Multiplication and division of fractions

7.- Powers with fractions

8.. Combined operations

1.- What is a fraction and how to read it: 📓

2.- Fractions and units.  📘

4.- A fraction of an amount .  📘

Revise some examples watching 👀 the following  videos:

exercises --->    📔

5,. Equivalent fractions. Simplify a fraction. 📙

Here you have two very simple videos that help you understanding what equivalent fractions are

6.- Adding and subtracting fractions  📗

And you can watch 👀 this video by Professor Dave in native English. The speaking is going to be harder to understand but will help you to get used to real English 

Exercises: 📕

7.- Multiplying and dividing fractions 📗

Watch this video 👀 to revise how to multiply and divide fractions simplifying before operating if it is posible.

8.- Powers with fractions 📙

This two videos explain how to work with powers of fractions.

9.- Combined operations,     Exercises -- >> 📕   📗

Watch this video 👀 where I solve one exercise with products, addions  and subtractions

10.- Word Problems with fractions   - - >   📃 📓

Here, in these videos 👀 you can find the solution of three of them:

Combined operations and powers with Integer Numbers

Here you can find two videos to revise the combined operations involving Integer Numbers

Powers with Integer numbers: