# 1TH/V Ch7: Refresh, §7.1, 7.2 and 7.3

what decimal number corresponds to d?
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Slide 1: Tekstslide
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In deze les zitten 34 slides, met interactieve quizzen en tekstslides.

Lesduur is: 30 min

## Onderdelen in deze les

what decimal number corresponds to d?

#### Slide 1 -Tekstslide

what decimal number corresponds to a?

#### Slide 2 -Tekstslide

Which fraction belongs to 0.3 ?
A
31
B
103
C
279
D
4012

#### Slide 3 -Quizvraag

Explanation:
0.3 is the same as
but not as        ,
because that is  0.333333333........
with an infinite number of threes!
103
31

#### Slide 4 -Tekstslide

In the next slides your answer will be automatically checked! In some cases also an explanation is included.

#### Slide 5 -Tekstslide

The sum of 24 and 12 is

#### Slide 6 -Open vraag

The difference of 24 and 10 is

#### Slide 7 -Open vraag

The product of 24 and 10 is

#### Slide 8 -Open vraag

The result of (6+2)x5=

#### Slide 9 -Open vraag

The result of (6-2)x5=

#### Slide 10 -Open vraag

The result of 12 + 5x3=

#### Slide 11 -Open vraag

The result of (7+2)x(3+4)=

#### Slide 12 -Open vraag

The result of 100:2 + 5x4=

#### Slide 13 -Open vraag

The result of (10+2)-6x2=

#### Slide 14 -Open vraag

The result of 2x2x2x2=

The result of
34=

#### Slide 16 -Open vraag

25
A
2 is the exponent
B
5 is the power
C
2 is the base
D
5 is the base

#### Slide 17 -Quizvraag

34
A
3 is the exponent
B
4 is the exponent
C
3 is the base
D
4 is the base

Calculate:

4+23=

#### Slide 20 -Open vraag

Something new(?):
For a multiplication you can use:
1.            x      or also
2.         a point, like this:
So the point is higher than in 6.7 which means 'six point seven'!
54=20

Calculate:

423=

Calculate:

92423=

Calculate:

5+33(2+3)=

0.3+0.4=

0.24+0.3=

0.160=

9450.01=

#### Slide 31 -Tekstslide

3.4+2.6 x 10 : 2=

#### Slide 32 -Open vraag

explanation:
Remember:     order of operations!  So:
3.4 + 2.6 x 10 : 2 =
3.4 + 26 : 2 =
3.4 + 13 =
16.4