① 小学数学书上的数字怎么写
“3”像耳朵,起笔不碰线,向上碰线,再向下碰线,略成半圆向中间弯,在虚线以上转向右下方碰线,向下碰底线,最后,弯向上碰线。
② 数学3~6怎么写
③ Ⅱ在数学符号里是2的意思把,那表示3是怎么表示的啊
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