简便计算50道及答案
停止的英文-
简便计算
50
道及答案
【篇一:六年级数学简便计算练习题答案】
< br>=txt>
一、口算。(
10
分
)
=125+3=128
=2244
44=1 =1*2=2
=81=1000+100=1100 1515
1714952=11*6+7*4+5*3=6-6=0 =1887=
(
43
+
57-1
)
=*(7
-)
288157
14937=66+28+15 =*100=50 =*= 21575
=109
7413732237
5=
(
2.42+4.58-1
)
p>
=2*2*6=118
-
8=3 =
4+5+
(
3+6
)
< br>=10+9=19=2- 12=1 1232585555
4=*6=8 =10+10=20 3
17.15
-
8.47
-
1.5317
3532536453534451143
4+2.25+5+77+4+2
-
16 +16 2+3
-
3+1 +1
0.75+
+0.375 5-2-1 88457541717
31533513=4+2+5+7 =75 +25 +47 =5311+1611
-
167=27
7
-
37
+
(
39+19
)
=+++
=5-
(
217
+117
)
84844848
351344315354=4+5+
(
2+7
)
=10+47 =70-
-
7=+5=5=++
(
+
)
=2
=5-4=1
8844774488
53=10+10=20 =14
=53 77
=10*
171781*4*=22*+25*-7* =*63-*13
=6*2-2*4 =39+19+
(
38
< br>)
=1125-
(
1000-4
)
21158
599371111771=*4*=10*=9
=
(
22+25+7
)
*=
=*
(
63-13
)
=
< br>(
6-4
)
*2=5+5=10
=1125-1000+4 212
115
=*50=12 =2*=5 =125+4=129 422=2
=1110*1
3
=491
2*10=495 =
=133311174*
(
58-5
8
)
=32*14+14*210+345*5
4
=0
=
(
31745
2+210+35
)
*4
=
(
77195
2+210+5
)
*4
=
(
357385