姣背銆佸垎绫炽�佸崈绫崇殑璁よ瘑娴嬭瘯棰?/p>
鐝骇锛?/p>
濮撳悕锛?/p>
涓�銆?/p>
濉┖棰樸�?/p>
1
銆佸湪鎷彿閲屽～涓婂悎閫傜殑鍗曚綅鍚嶇О銆?/p>
涓�鏀搮绗旈暱绾?/p>
15
锛?/p>
锛?/p>
鏁板璇炬湰鍘氱害
1
锛?/p>
锛?/p>
涓�鏍嬫ゼ楂樼害
25
锛?/p>
锛?/p>
涓�鏍圭瀛愰暱绾?/p>
2
锛?/p>
锛?/p>
璇炬闀跨害
6
锛?/p>
锛?/p>
鎴戝浗鍗楀寳鐩歌窛绾?/p>
5500
锛?/p>
锛?/p>
2
銆?/p>
1cm=(
)mm
1m=(
)dm
1km=(
)m
4km=(
)m
2000m=(
)km
9dm=(
)cm
500cm=(
)m
30mm=(
)cm
7cm=(
)mm
3
銆佸湪鈼嬮噷濉笂锛炪�侊紲鎴栵紳銆?/p>
14cm
鈼?/p>
20mm
100mm
鈼?/p>
10cm
8
姣背
鈼?/p>
7
鍘樼背
1m
鈼?/p>
8dm
2
鍗冪背
鈼?/p>
2100
绫?/p>
1
鍘樼背
鈼?/p>
10
姣背
4
銆佹垜浼氳绠椼�?/p>
15
绫?/p>
+9
绫?/p>
=
锛?/p>
锛?/p>
46
鍘樼背
鈥?/p>
26
鍘樼背
=
锛?/p>
锛?/p>
48
鍗冪背
+32
鍗冪背
=
锛?/p>
锛?/p>
1
绫?/p>
鈥?/p>
20
鍘樼背
=
锛?/p>
锛?/p>
3
鍗冪背
鈥?/p>
2
鍗冪背
=
锛?/p>
锛?/p>
5
鍒嗙背
鈥?/p>
50
鍘樼背
=
锛?/p>
锛?/p>
浜屻�佸垽鏂�?/p>
锛?/p>
8
鍒嗭級
1
銆佷竴寮犲簥闀跨害
22dm
銆?/p>
(
)
2
銆佹槑鏄庣殑韬珮
150cm
锛岀孩绾㈢殑韬珮
15dm
锛屼袱浜轰竴鏍烽珮
銆?/p>
(
)
3
銆佹祴閲忎竴娈佃矾鐨勯暱搴︼紝鍙互鐢?/p>
km, m
鍋氬崟浣嶃�?/p>
(
)
4
銆侀鏈烘瘡灏忔椂椋炶
800
绫炽�?/p>
(
)
涓夈�佽绠椼�?/p>
锛?/p>
28
鍒嗭級
1
銆佸彛绠椼�?/p>
锛?/p>
16
鍒嗭級
9脳
9=
85
鈥?/p>
35=
7脳
8=
3脳
5+7=
45梅
9=
45+20=
100
鈥?/p>
60=
21梅
3+4=
8脳
5=
26+34=
36梅
9=
8脳
6
鈥?/p>
9=
63梅
7=
66
鈥?/p>
45=
80+50=
81梅
9+1=