Question

Ⅱ在数学符号里是2的意思把，那表示3是怎么表示的啊？

很急啊
怎么打出来啊，打出来发到上面咯。我也知道是三竖呢。

Answer 1

I, 1

II, 2

III, 3

IV, 4

V, 5

VI, 6

VII, 7

VIII, 8

IX, 9

X, 10

XI, 11

XII, 12

XIII, 13

XIV, 14

XV, 15

XVI, 16

XVII, 17

XVIII, 18

XIX, 19

XX, 20

XXI, 21

XXII, 22

XXV, 25

XXIX, 29

XXX, 30

XXXI, 31

XXXIV, 34

XXXV, 35

XXXIX, 39

XL, 40

L, 50

LI, 51

LV, 55

LX, 60

LXV, 65

LXX, 70

LXXX, 80

XC, 90

XCIII, 93

XCV, 95

XCVIII, 98

IC, 99

C, 100

CC, 200

CCC, 300

CD, 400

D, 500

DC, 600

DCC, 700

DCCC, 800

CM, 900

M, 1000

MC, 1100

MCD, 1400

MD, 1500

MDC, 1600

MDCLXVI, 1666

MDCCCLXXXVIII, 1888

MDCCCXCIX, 1899

MCM, 1900
MCMLXXVI, 1976
MCMLXXXIV, 1984
MCMXC, 1990
MM, 2000

Answer 2

三竖。那是罗马数字。

Answer 3

Ⅲ

Answer 4

Ⅲ