Cardinals and Ordinals

When do you use numbers?
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Slide 1: Woordweb
EngelsMiddelbare schoolhavoLeerjaar 1

In deze les zitten 13 slides, met interactieve quizzen en tekstslides.

Lesduur is: 45 min

Onderdelen in deze les

When do you use numbers?

Numbers

Slide 2 -Tekstslide

There are two kinds of numbers. Do you know which two kinds?
A
ordinary and extraordinary numbers
B
cardinal and ordinal numbers
C
plain and special numbers
D
there are no two kinds of numbers, Miss! What were you thinking?!

Slide 3 -Quizvraag

So we have cardinals and ordinals.

we use cardinals for counting
one, two, three, four...

Slide 4 -Tekstslide

So we have cardinals and ordinals.

we use ordinals when we want to give order to things.
first, second, third, fourth...

Slide 5 -Tekstslide

cardinals
ordinals
Twenty-first century
he came in second place
The simpsons are on channel nine
world war two lasted more then five years
The steamengine was invented in the nineteenth century
most of you are twelve years old
The first world war lasted from nineteenfourteen to nineteeneighteen

Slide 6 -Sleepvraag

Cardinal > Ordinal
In general the rule is to add TH to the cardinal, as in:
four > fourth
ten > tenth
Mind this:
fifty > fiftieth
seventy > seventieth
One hundred > one hundredth
Exceptions are:
one > first (or 1st).
two > second (or 2nd).
three > third (or 3rd)

And for some ordinals there are changes in spelling:
five > fifth
eight > eighth
nine > ninth
twelve > twelfth

Slide 7 -Tekstslide

A few things that you must also remember!

Er staat een - tussen de tientallen (decimals) en de enen (numerals) als je hoger gaat dan 20:
Cardinals:
21 is written as twenty-one, 22 is written as twenty-two etc.

Ordinals:
21st is written as twenty-first, 22nd is written as twenty-second, 23rd is written as twenty-third etc.

Slide 8 -Tekstslide

One more thing...
When you come to the hundreds or even thousands you spell them as if you count the hundreds/thousands/millions.
Like so:
(one) hundred, two hundred, five thousand, ten million etc.
(note that there's no hyphen!)

Slide 9 -Tekstslide

What number is spelled correctly?
A
My father is fifty-five years old.
B
Mum celebrated her fiftysecond birthday.
C
Her brother got his seventh birthdaycard.
D
Grandma has eightytwo candles on her birthdaycake

Slide 10 -Quizvraag

How old is Mr. van Otterdijk?
A
He is forty-four years old.
B
He is twenty-eight but he acts as if he were twelve.
C
He pretends to be young but is really, really old.
D
He is on his way to his twenty-ninth birthday.

Questions?