1. PENGENALAN BAHASA INGGRIS UNTUK PEMBELAJARAN MATEMATIKA
Dr. H. Heris Hendriana, M.Pd.

2. PERTEMUAN-3

3. SAYING MATHEMATICAL SYMBOLS (Membaca dan Memahami Simbol-simbol matematika)

4. MEANINGFUL MATHEMATICS STATEMENT
MATH SYMBOLS
MEANINGFUL MATHEMATICS STATEMENT ≡ ≅ ∼ ≠ ≤ ≥ ∧ ∨ ∀ ∃
identically equal
congruent with
approximately
not equal to
less than or equal to
greater than or equal to
logical and
logical or
for all
there exists

5. MEANINGFUL MATHEMATICS STATEMENT
MATH SYMBOLS
MEANINGFUL MATHEMATICS STATEMENT Σ ∠ N Z R ∅ ∞
x∈X
x∉ X
ary summation
angle
the set of natural numbers
the set of whole numbers (integers)
the set of real numbers
an empty set
an infinity sign
an element x belongs to a set X
an element x doesn’t belong to a set X

6. MEANINGFUL MATHEMATICS STATEMENT
MATH SYMBOLS
MEANINGFUL MATHEMATICS STATEMENT
X ⊂ Y
X ∪ Y
X ∩ Y + −
a set X is a subset of a set Y
a union of sets X and Y
an intersection of sets X and Y
plus sign/added by
minus sign/subtracted by

7. MEANINGFUL MATHEMATICS STATEMENT
MATH SYMBOLS
MEANINGFUL MATHEMATICS STATEMENT × ÷ √ ⊥ π ! ∫
[a,b]
multiplication/multiplied by
division/divided by
square root/radical sign
orthogonal to/perpendicular
pi = 3,14159…
factorial
∫integral
a numerical sign

8. HOW TO SAY NUMBERS ( Cara Mengucapkan Bilangan)

9. 1 digit numbers
2 digit numbers
3 digit
4 digit numbers
Number forms
0, 1, 2, 3, 4, 5, 6, 7, 8, 9
10, 11, 12, 13, 14, 15, 16,17, 18, 19
20, 30, 40, 50, 60, 70, 80,90
100, 300, 500, ...
2000, 4000, …
Number forms in English
zero, one, two, three, four,five, six, seven, eight, nine
ten, eleven, twelve, thirteen, fourteen, fifteen, sixteen,
seventeen, eighteen, nineteen
twenty, thirty, forty, fifty, sixty, seventy, eighty, ninety
one hundred, three hundred, five hundred, ...
two thousand, four thousand,...

10. 5 digit numbers
6 digit numbers
7 digit numbers
8 digit numbers
9 digit numbers
10digit numbers
Number forms
10 000, , ...
Number forms in English
ten thousand, thirty
thousand,...
three hundred thousand
five million
thirty million
five hundred million
two billion

11. HOW TO SAY ORDINAL NUMBERS ( Cara Mengucapkan Bilangan Ordinal)

12. Word Ordinal numbers Abbreviation 1 2 3 4 5 6 7 8 9 10 first second
third
fourth
fifth
sixth
seventh
eight
ninth
Tenth
Abbreviation
1st
2nd
3rd
4th
5th
6th
7th
8th
9th
10th

13. HOW TO SAY NUMBER COMBINATION ( Cara Mengucapkan Kombinasi Bilangan)

14. Numbers 47
683
3562
Break down
Equal (=)
Equal (=)
Equal (=)
60 + 2
English Expression
‘forty seven’
‘six
hundred and eighty three’
‘three
thousand five hundred and sixty
two

15. HOW TO SAY NUMBERS WITH DECIMAL POINT ( Cara Mengucapkan Bilangan Desimal)

16. Numbers
3.7
58.4
5.84
Break down
Equal (=)
Equal (=)
Equal (=)
English Expression
‘Three point seven’
‘Fifty eight point four’
‘Five point eight four’

17. HOW TO SAY FRACTION ( Cara Mengucapkan Pecahan

18. Math Expression
Penyebut
Pembilang
37/5
3/7
English Expression
A numerator
A denominator
Thirty seven over five
Three over seven

19. Math Expression
(Special Fraction)
1/2
1/3
2/3
1/4
1/5
3/5
English Expression
(Some fraction have a designated name, but the value of numerator should not more than the value of denominator)
half
one-third
Two-thirds
One-quarter
Three-quarters
One-fifth
Three-fifths

20. HOW TO SAY MATHEMATICAL EXPRESSION ( Cara Mengucapkan Pernyataan Matematika)

21. Math Expression 25 + 352 = 377 45 – 56 = -11 3 × 7 = 21 24 : 6 = 4
4^3 = 64
5^2 =25
English Expression
Twenty five plus three hundred and fifty two
is three hundred and seventy seven
Forty five minus fifty six is negative eleven
Three multiplied by seven is twenty one
Twenty four divided by six is four
Four raised to the power of three is sixty four or four cubed is sixty four.
Five raised to the power of to is twenty five or five square is twenty five

22. Math Expression English Expression
𝟔𝟐𝟓 = 25
𝟑 𝟔𝟒 = 4
𝟓 𝟑𝟐 = 2
x + y = 12
x = y – 10
x < y + 3
English Expression
The square root of six hundred and twenty five is
twenty five
The cube root of sixty four is four or the third root of
sixty four is four
The fifth root of thirty two is two
x plus y is twelve
The value of x is equal to the value of y minus ten
The value of x is less than the value of y plus three