完成下列各題 :
1)
|
11+6´9
|
=______
|
|
2)
|
40–50¸10
|
=______
|
|||||||||||
3)
|
18+12¸6
|
=______
|
|
4)
|
7+3´7
|
=______
|
|||||||||||
5)
|
8´2+2´8
|
=______
|
|
6)
|
20¸4´5–2
|
=______
|
|||||||||||
7)
|
19´3–6¸2
|
=______
|
8)
|
27¸3–2´4
|
=______
|
||||||||||||
9)
|
10–10¸2+2
|
=______
|
10)
|
4´5–30¸3
|
=______
|
||||||||||||
11)
|
60–6´ 4–24
|
=______
|
12)
|
14–8´2¸4
|
=______
|
||||||||||||
13)
|
30+90¸9¸10
|
=______
|
14)
|
30¸2´5–10
|
=______
|
||||||||||||
15)
|
30´(24–19)
|
=______
|
16)
|
27¸(42¸14+6)
|
=______
|
||||||||||||
17)
|
(70+7)¸(22–11)
|
=______
|
18)
|
56+(24¸2–8)
|
=______
|
||||||||||||
19)
|
50–(100¸2–1)
|
=______
|
20)
|
2+(7–5)´24
|
=______
|
||||||||||||
21)
|
(36–18´2)+9
|
=______
|
22)
|
(80´4–300)¸5
|
=______
|
||||||||||||
23)
|
(100–6´16)´(7–3)
|
=______
|
24)
|
(25´5–24´4)´10
|
=______
|
||||||||||||
25)
|
西餅每件3元,付50元買西餅一打,該找回多少元?
|
計算下列各題 :
1)
|
105´200
|
=_____________
|
2)
|
114´180
|
=_____________
|
|||||
3)
|
310´204
|
=_____________
|
4)
|
302´123
|
=_____________
|
|||||
5)
|
123´321
|
=_____________
|
6)
|
462´111
|
=_____________
|
|||||
7)
|
150´260
|
=_____________
|
8)
|
309´201
|
=_____________
|
|||||
9)
|
217´174
|
=_____________
|
10)
|
345´234
|
=_____________
|
|||||
11)
|
212´318
|
=_____________
|
12)
|
127´239
|
=_____________
|
|||||
13)
|
444´215
|
=_____________
|
14)
|
207´208
|
=_____________
|
|||||
15)
|
135´436
|
=_____________
|
16)
|
329´134
|
=_____________
|
|||||
|
在新學年,康和小學每位同學均需繳交書簿費,試計算每級共收得書簿費多少元。
|
|||||||||
|
年級
|
全級人數
|
每人需繳費用
|
總 額
|
||||||
17)
|
一
|
130
|
$346
|
$
|
||||||
18)
|
二
|
134
|
$395
|
$
|
||||||
19)
|
三
|
142
|
$409
|
$
|
||||||
20)
|
四
|
144
|
$487
|
$
|
||||||
21)
|
五
|
129
|
$542
|
$
|
||||||
22)
|
六
|
124
|
$513
|
$
|
||||||
計算下列各題 :
1)
|
800¸200
|
=_____________
|
2)
|
910¸130
|
=_____________
|
||
3)
|
750¸150
|
=_____________
|
4)
|
610¸305
|
=_____________
|
||
5)
|
938¸134
|
=_____________
|
6)
|
792¸198
|
=_____________
|
||
7)
|
630¸104
|
=_____________
|
8)
|
750¸130
|
=_____________
|
||
9)
|
655¸131
|
=_____________
|
10)
|
823¸268
|
=_____________
|
||
11)
|
2400¸400
|
=_____________
|
12)
|
1800¸120
|
=_____________
|
||
13)
|
5060¸110
|
=_____________
|
14)
|
3400¸136
|
=_____________
|
||
15)
|
5382¸234
|
=_____________
|
16)
|
4134¸159
|
=_____________
|
||
17)
|
5299¸230
|
=_____________
|
18)
|
4428¸369
|
=_____________
|
||
19)
|
4100¸178
|
=_____________
|
20)
|
3150¸125
|
=_____________
|
||
21)
|
120束玫瑰花,共有600朵,平均每束有玫瑰花多少朵?
|
計算下列各數的平均數
:
1)
|
13, 14, 15, 16, 17 =
|
|
|
|||
2)
|
26, 28, 30, 32 =
|
|
|
|||
3)
|
33, 45, 37, 49 =
|
|
|
|||
4)
|
1, 12, 23, 34, 45 =
|
|
|
|||
5)
|
6, 30, 12, 17, 25 =
|
|
|
|||
計算下列各題:
|
||||||
6)
|
在測驗中,志康的中、英、數三科得分是84分,92分和88分,三科的平均分是多少?
|
|||||
7)
|
某地過去4天的氣溫是26℃、28℃、29℃、29℃,這4天的平均氣溫是多少℃?
|
|||||
計算下列各題:
|
||||||||
1)
|
0.3 ´ 0.3 =
|
|
|
2)
|
0.12 ´ 1.5 =
|
|
|
|
3)
|
5.2 ´ 2.5 =
|
|
|
4)
|
1.9 ´ 30 =
|
|
|
|
5)
|
0.07 ´ 100 =
|
|
|
6)
|
20 ´ 4.8 =
|
|
|
|
7)
|
40 ´ 0.05 =
|
|
|
8)
|
1.6 ´ 300 =
|
|
|
|
9)
|
0.4 ´ 10 =
|
|
|
10)
|
0.25 ´ 10 =
|
|
|
|
11)
|
0.08 ´ 20 =
|
|
|
12)
|
1.2 ´ 25 =
|
|
|
|
13)
|
1.7 ´ 7 =
|
|
|
14)
|
2.5 ´ 9 =
|
|
|
|
15)
|
0.34 ´ 8 =
|
|
|
16)
|
1.8 ´ 12 =
|
|
|
|
17)
|
7.02 ´ 3 =
|
|
|
18)
|
4.65 ´ 10 =
|
|
|
|
19)
|
2.54 ´ 11 =
|
|
|
20)
|
3.35 ´ 18 =
|
|
|
|
21)
|
10.04 ´ 5 =
|
|
|
22)
|
0.234 ´ 100 =
|
|
|
|
23)
|
3.9 ´ 39 =
|
|
|
24)
|
22 ´ 0.22 =
|
|
|
|
25)
|
10 ´1.75 =
|
|
|
26)
|
13 ´1.62 =
|
|
|
|
27)
|
6 ´2.93 =
|
|
|
28)
|
192 ´ 0.3 =
|
|
|
|
|
|||||||
把下列各小數取值至小數點後一位 :
17)
|
1.34=
|
|
|
18)
|
2.47 =
|
|
|
||||
19)
|
13.05 =
|
|
|
20)
|
20.149 =
|
|
|
||||
21)
|
11.12 =
|
|
|
22)
|
10.95 =
|
|
|
||||
23)
|
20.78=
|
|
|
24)
|
23.455 =
|
|
|
||||
把下列各小數取值至小數點後二位 :
|
|||||||||||
25)
|
51.595 =
|
|
|
26)
|
21.346 =
|
|
|
||||
27)
|
30.047=
|
|
|
28)
|
20.174 =
|
|
|
||||
29)
|
0.073=
|
|
|
30)
|
1.955 =
|
|
|
||||
31)
|
5.284=
|
|
|
32)
|
161.008 =
|
|
|
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