Definition
A visual representation of numbers as points on a straight line, typically with zero at the center, positive numbers to the right, and negative numbers to the left. Each point corresponds to exactly one real number.
Etymology
The concept developed from ancient geometric representations of quantity, but the modern number line emerged in the 17th century with coordinate geometry. The term 'number line' became standard in 20th-century mathematics education.
Kelly Says
The number line is one of mathematics' most powerful visualizations, transforming abstract numbers into spatial relationships! It reveals that addition is just movement to the right, subtraction is movement to the left, and multiplication stretches or shrinks distances - making arithmetic geometric.
Translations
AMአማርኛ
ቁጥር መስክ
qut-ir mes-k
ARالعربية
خط الأرقام
khat al-arqaam
BNবাংলা
সংখ্যার রেখা
songkhyar rekha
CACatalà
línia numèrica
li-nia noo-mehr-i-kah
CSČeština
číselná osa
che-sel-na osa
DADansk
talakse
tal-a-kse
DEDeutsch
Zahlengerade
tsah-len-geh-rah-teh
ELΕλληνικά
γραμμή αριθμών
gram-mee a-ri-th-mon
ESEspañol
línea numérica
lee-neh-nah noo-mehr-i-kah
FAفارسی
خط اعداد
khat-e adead
FISuomi
lukujen viiva
lu-ku-jen vee-va
FRFrançais
numéligne
noo-meh-leehn
HAHA
layin lamba
lay-in lam-ba
HEעברית
ישר מספרי
yashar ma-s-pri
HIहिन्दी
संख्या रेखा
san-khya rekha
HUMagyar
számvonal
szám-vo-nal
IDBahasa Indonesia
garis bilangan
garis bi-lan-gan
ITItaliano
rettifica numerica
ret-ti-fi-kah noo-mehr-i-kah
MRMR
संख्या रेषा
san-khya re-sha
MSBahasa Melayu
garis nombor
garis nom-bor
MYမြန်မာ
သင်္ကေတ
thin-kye-ta
NLNederlands
getallenlijn
get-al-len-lijn
NONorsk
tallinje
tall-in-je
PLPolski
prosta liczbowa
prosta lich-bo-va
PTPortuguês
linha numérica
lin-ha noo-mehr-i-kah
RORomână
linie numerică
li-nie noo-mehr-i-kah
RUРусский
числовая прямая
chisl-ova-ya pry-maya
SVSvenska
talaxel
tal-a-xel
SWKiswahili
mbao ya namba
m-bao ya nam-ba
TAதமிழ்
எண்கள் வரி
eṇ-kkal va-ri
TEతెలుగు
సంఖ్యల రేఖ
san-khyala rekha
THไทย
เส้นจำนวน
sen jam-nuan
TLTL
linya ng mga numero
li-nya ng mga noo-me-ro
TRTürkçe
sayı doğrusu
say-i do-ru-su
UKУкраїнська
чисельна лінія
chys-el-na lee-niya
URاردو
شمارہ کی لائن
shumara ki laina
VITiếng Việt
đường thẳng số
duong thang so
ZUZU
isiyizwi
i-si-yiz-wi