LESSON 9


MATHEMATICS
Matematika

Pada pelajaran ini para murid SD kelas 5 diharapkan bisa menguasai kata-kata tentang angka dan tanda yang digunakan dalam pelajaraan matematika dalam bahasa Inggris dengan baik.

Vocabulary – Perbendaharaan Kata

NUMBERS

1                  2                   3                    4                   5
/wan/                      /tu/                             /dri/                            /foe/                           /faiv/

6                  7                   8                    9                   0
/siks/                       /seven/                             /eit/                                /nain/                           /ziero/

Ordinal Number
Number in Words
1                 =   one           6  = six                  11      =   eleven               16      =   sixteen         
2                 =   two           7  =  seven            12      =   twelve                17      =  seventeen
3                 =   three        8  =  eight              13      =   thirteen              18      =   eighteen
4                 =   four          9  =  nine               14      =   fourteen             19      =   nineteen
5                 =   five          10  =  ten                15      =   fifteen                20      =   twenty
The number in tens
10             =   ten                    60      =   sixty                  110     =  one hundred ten
20         =   twenty              70      =   seventy              120     =  onehundred twenty
30             =   thirty                  80      =   eighty                130     =  one hundred thirty
40             =   forty                  90      =   ninety                140     =  one hundred forty
50             =   fifty                              100     =   one hundred      150     =  one hundred fifty

EVEN NUMBERS                        ODD NUMBERS
2        =   two                              3        =  three
4        =   four                             5        =  five  
6        =   six                                         7        =  seven 
8        =   eight                            9        =  nine    
10      =   ten                              11      =   eleven 
The number in hundreds
100       =   one hundred             200       =   two hundred             300       =   three hundred         
400       =   four hundred                        500       =   five hundred             600       =   six hundred
700       =   seven hundred         800       =   eight hundred           900       =   nine hundred                     

Symbols used in mathematics.

(+) ; plus : tambah
Contoh :
3 + 4  = Three plus four
10 + 10 =  Ten plus ten

(-) : minus ; kurang
Contoh:
8 - 2 : eight minus two : delapan kurang dua
35 - 15 : thirty five minus fifteen : tiga puluh lima kurang lima belas

(x)  : times, multiply
Contoh:
7 x 4 = Seven times four.
62 * 21 =  Sixty two times twenty one.

(÷) atau (/) -  divided by
Contoh:
10 ÷ 2 = Ten divided by two.
50 / 10 = Fifty divided by ten.

(=) -  equals
Contoh:
10+ 4 – 6 = 8  = Ten plus four minus six equals eight.
6 x 3 ÷ 5= 3  = Five times three divided by five equals five.

(<) -  is less than
Contoh:
8< 15  = Eight is less than fifteen.

(>)  -  is greater than
Contoh:
15 > 8 = Fifteen is greater than eight.

(≤)  -  is less than or equal to
Contoh :
4 + 1 ≤ 6  = Four plus one is less than or equal to six.

(≥) - is greater/more than or equal to
Contoh:
5 + 7 ≥ 10 =  five plus seven is greater than or equal to ten.

(≠) -  is not equal to
Contoh:
13 ≠ 17 = thirteen is not equal to seventeen..

 Fractions - Pecahan

1/2 = one half
1/3 = one third
1/4 = one quarter
1/5 = one fifth
3/4 = three quarters
2/3 = two third
1 1/2 = one and a half
1 1/3 = one and a third
1 1/4 = one and a quarter
2 3/4 = two and three quarters