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1718 WB1Y CH4+8 Lesson 2

What exercises from the homework did you find difficult?
(1 exercise per answer, you can give multiple answers)
1 / 18
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Slide 1: Mind map
WiskundeMiddelbare schoolvwoLeerjaar 1

This lesson contains 18 slides, with interactive quiz and text slides.

time-iconLesson duration is: 50 min

Items in this lesson

What exercises from the homework did you find difficult?
(1 exercise per answer, you can give multiple answers)

Slide 1 - Mind map

Adding and subtracting fractions

Slide 2 - Slide

Adding and subtracting fractions

Slide 3 - Slide

Adding and subtracting fractions
 

                           =                  
  

Slide 4 - Slide

Adding and subtracting fractions
 

                           =                  
  

Slide 5 - Slide

Adding and subtracting fractions

Slide 6 - Slide

Adding and subtracting fractions
                            



                                              =

Slide 7 - Slide

Adding and subtracting fractions
                            



                                              =                                                  =

Slide 8 - Slide

Adding and subtracting fractions
You can only add and subtract fractions if they have the same denominator.
If the fractions have the same denominator you add and subtract the fractions by adding and subtracting the numerators.
You can simplify your answer by dividing the numerator and denominator by the same number.

Slide 9 - Slide

Multiplying fractions

Slide 10 - Slide

Multiplying fractions

Slide 11 - Slide

Multiplying fractions

Slide 12 - Slide

Multiplying fractions

Slide 13 - Slide

Multiplying fractions

Slide 14 - Slide

Multiplying fractions

Slide 15 - Slide

Multiplying fractions
When multiplying fractions you multiply the numerators by each other and the denominator by each other.

Slide 16 - Slide

Multiplying fractions
When multiplying fractions you multiply the numerators by each other and the denominator by each other. If you have numbers larger than 1, turn them into fraction first

Slide 17 - Slide

Homework Tuesday
Make and correct exercises 10, 12, 14, 15, 16, 17, 19 and 21 from §4.2 and §4.3

Slide 18 - Slide

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