整数、小数、分数与百分数四则混合运算真题检测卷-小学数学六年级下册苏教版
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这是一份整数、小数、分数与百分数四则混合运算真题检测卷-小学数学六年级下册苏教版,共15页。试卷主要包含了下面各题,能简算的要简算,计算下面各题,能简算的要简算,脱式计算,脱式机算,计算下面各题,怎样简便就怎样算,用你喜欢的方法计算,能简算的要简算等内容,欢迎下载使用。
整数、小数、分数与百分数四则混合运算真题检测卷-小学数学六年级下册苏教版
一.计算题(共21小题)
1.(2022•荔湾区)计算下面各题,能用简便算法的就用简便算法。
26.5×1.2+4.2
67×99
4×2.5
48×()
2.(2022•义马市)下面各题,能简算的要简算。
(1)102+646÷38×25
(2)634﹣3.2×1.5÷0.1
(3)4.66﹣(2.66﹣25%)+
(4)+×(0.5﹣)
3.(2022•太和县)计算下面各题,能简算的要简算。
9.42﹣1.68﹣4.32
12.5×32×0.25
3.76×1.5+62.4×0.15
48×[1﹣(+)]
4.(2022•栾城区)脱式计算
125﹣25×4×60%
21×+28÷
12.5×0.47×8
5.(2022•攸县)脱式计算下面各题,能简算的要简算。
12.7﹣3.6﹣6.4
9.7×99+9.7
÷[(+)×]
36×(+﹣)
6.(2022•大埔县)脱式机算。
(1)25×15﹣6300÷35
(2)(8.7﹣7.5)÷0.2×0.15
(3)÷[1﹣(+)]
(4)÷[×(﹣)]
7.(2022•广安)计算下面各题,怎样简便就怎样算。
1×6.9﹣×6.9
3×25%+3×
[(﹣)]÷
8.(2022•石城县)用你喜欢的方法计算。
15.63+2.17﹣4.63+1.83
80%××18÷
(+0.75﹣)÷
÷[×(﹣)]
9.(2022•大余县)能简算的要简算。
(++)×30
7.2×99+7.2
(+)×7+
×153﹣0.6×53
×+÷5+
×[﹣(﹣)]
10.(2022•醴陵市)计算下面各题,能简算的要简算。
(1)(+)×24
(2)346﹣4.3+154﹣1.7
(3)299×11
(4)[(56.9﹣19.1)÷3]×
11.(2022•巴东县)脱式计算(能简便计算的用简便方法计算)。
①8×()+
②24×+76×80%
③+9+99+999+1
④35×(1﹣)÷
12.(2022春•济南期中)计算下面各题,怎样简便就怎样计算。
0.125×0.25×32
(+)×24
14﹣﹣
13.(2022•平凉)脱式计算,能简便运算的要简便运算。
600÷125÷0.8
3.24+5.85+6.76+2.15
12.5×3.2×250
5.7×103﹣17.1
48×(+﹣)
×[÷(﹣)]
14.(2022•舞钢市)计算下面各题,能简算的用简便方法计算。
(1)3.6×470+47×64
(2)
(3)
(4)576÷[12×(103﹣97)]
15.(2022•舞阳县模拟)计算下面各题,能简算的要简算。
×÷
÷6÷×
3.2×25%+6.8×0.25
15÷(+)
(﹣+)×12
[1﹣(+)]÷
16.(2022•交城县)脱式计算,能简算的要简算。
2÷×
3.5×+6.5×60%
2.4+2.6×0.3
÷[×(2﹣)]
17.(2022•洋县模拟)用你喜欢的方法计算:
8.8﹣﹣(0.8﹣)
2.25×+6.75÷1+60%
36×(+﹣)
0.25×12.5×32
18.(2022•邓州市模拟)怎样简便就怎样算。
0.6×3.3+×7.7﹣60%
÷[﹣(﹣0.25)]
34×(+)×38
4×0.8×2.5×12.5
19.(2022•大同模拟)下面各题怎样简便怎样算。
(﹣+)÷
5÷﹣÷5
3.87×0.75﹣×1.87
÷[(1﹣)×]
20.(2022•平果市)计算下面各题,你认为怎样简便就怎样算。
①×÷
②﹣+﹣
③5.8×101﹣5.8
④[﹣(﹣)]÷
21.(2022•东莞市)计算下列各题,要写出主要计算过程,能用简便方法的要用简便方法计算。
(840÷35﹣18)×13
÷+×
×÷
71﹣÷﹣
9.43+0.78﹣2.43+0.22
×
整数、小数、分数与百分数四则混合运算真题检测卷-小学数学六年级下册苏教版
参考答案与试题解析
一.计算题(共21小题)
1.【解答】解:(1)26.5×1.2+4.2
=31.8+4.2
=36
(2)67×99
=67×(100﹣1)
=67×100﹣67
=6700﹣67
=6633
(3)4×2.5
=(4×2.5)×(×9)
=10×1
=10
(4)48×()
=48×+48×﹣48×
=28+30﹣40
=18
2.【解答】解:(1)102+646÷38×25
=102+17×25
=102+425
=527
(2)634﹣3.2×1.5÷0.1
=634﹣4.8÷0.1
=634﹣48
=586
(3)4.66﹣(2.66﹣25%)+
=(4.66﹣2.66)+(0.25+)
=2+1
=3
(4)+×(0.5﹣)
=+×
=+
=
3.【解答】解:(1)9.42﹣1.68﹣4.32
=9.42﹣(1.68+4.32)
=9.42﹣6
=3.42
(2)12.5×32×0.25
=12.5×(8×4)×0.25
=(12.5×8)×(4×0.25)
=100×1
=100
(3)3.76×1.5+62.4×0.15
=3.76×1.5+6.24×1.5
=(3.76+6.24)×1.5
=10×1.5
=15
(4)48×[1﹣(+)]
=48×[1﹣]
=48×
=4
4.【解答】解:(1)125﹣25×4×60%
=125﹣100×60%
=125﹣60
=65
(2)21×+28÷
=21×+28×
=(21+28)×
=49×
=35
(3)12.5×0.47×8
=12.5×8×0.47
=100×0.47
=47
5.【解答】解:(1)12.7﹣3.6﹣6.4
=12.7﹣(3.6+6.4)
=12.7﹣10
=2.7
(2)9.7×99+9.7
=9.7×(99+1)
=9.7×100
=970
(3)÷[(+)×]
=÷[×]
=÷
=
(4)36×(+﹣)
=36×+36×﹣36×
=21+20﹣9
=32
6.【解答】解:(1)25×15﹣6300÷35
=375﹣180
=195
(2)(8.7﹣7.5)÷0.2×0.15
=1÷0.2×0.15
=5×0.15
=0.75
(3)÷[1﹣(+)]
=÷[1﹣]
=÷
=5
(4)÷[×(﹣)]
=÷[×]
=÷
=
7.【解答】解:(1)1×6.9﹣×6.9
=(1﹣)×6.9
=1×6.9
=6.9
(2)3×25%+3×
=3×(0.25+0.75)
=3×1
=3
(3)[(﹣)]÷
=[+﹣]÷
=×9
=
8.【解答】解:(1)15.63+2.17﹣4.63+1.83
=15.63﹣4.63+(2.17+1.83)
=11+4
=15
(2)80%××18÷
=××(18×)
=16
=8
(3)(+0.75﹣)÷
=48×+48×0.75﹣×48
=44+36﹣18
=62
(4)÷[×(﹣)]
=÷[×]
=÷
=7
9.【解答】解:(1)(++)×30
=×30+×30+×30
=21+25+24
=70
(2)7.2×99+7.2
=7.2×(99+1)
=7.2×100
=720
(3)(+)×7+
=×7+×7+
=5++
=5+(+)
=5+1
=6
(4)×153﹣0.6×53
=×(153﹣×53)
=×100
=60
(5)×+÷5+
=×+×+
=(++1)×
=2×
=
(6)×[﹣(﹣)]
=×[+﹣]
=×(1﹣)
=×
=
10.【解答】解:(1)(+)×24
=×24+×24
=42+22
=64
(2)346﹣4.3+154﹣1.7
=(346+154)﹣(4.3+1.7)
=500﹣6
=494
(3)299×11
=299×(10+1)
=299×10+299×1
=2990+299
=3289
(4)[(56.9﹣19.1)÷3]×
=[37.8÷3]×
=12.6×
=2.1
11.【解答】解:①8×()+
=8×+8×+
=3++
=3+(+)
=3+1
=4
②24×+76×80%
=(24+76)×0.8
=100×0.8
=80
③+9+99+999+1
=+9+99+999+(+++)
=(+)+(9+)+(99+)+(999+)
=1+10+100+1000
=1111
④35×(1﹣)÷
=35×÷
=20×
=48
12.【解答】解:(1)0.125×0.25×32
=0.125×0.25×(8×4)
=(0.125×8)×(0.25×4)
=1×1
=1
(2)(+)×24
=×24+×24
=9+16
=25
(3)14﹣﹣
=14﹣(+)
=14﹣1
=13
13.【解答】解:(1)600÷125÷0.8
=600÷(125×0.8)
=600÷100
=6
(2)3.24+5.85+6.76+2.15
=(3.24+6.76)+(5.85+2.15)
=10+8
=18
(3)12.5×3.2×250
=12.5×(8×0.4)×250
=(12.5×8)×(0.4×250)
=100×100
=10000
(4)5.7×103﹣17.1
=5.7×103﹣5.7×3
=5.7×(103﹣3)
=5.7×100
=570
(5)48×(+﹣)
=48×+48×﹣48×
=40+12﹣18
=34
(6)×[÷(﹣)]
=×[÷]
=×
=
14.【解答】解:(1)3.6×470+47×64
=36×47+47×64
=(36+64)×47
=100×47
=4700
(2)
=2﹣﹣
=2﹣(+)
=2﹣2
=0
(3)
=×﹣×
=(﹣)×
=2×
=
(4)576÷[12×(103﹣97)]
=576÷[12×6]
=576÷72
=8
15.【解答】解:(1)×÷
=×
=
(2)÷6÷×
=×××
=(×)×(×)
=×
=
(3)3.2×25%+6.8×0.25
=0.25×(3.2+6.8)
=0.25×10
=2.5
(4)15÷(+)
=15÷
=
(5)(﹣+)×12
=×12﹣×12+×12
=3﹣2+1
=2
(6)[1﹣(+)]÷
=[1﹣]÷
=×4
=
16.【解答】解:(1)2÷×
=2××
=
(2)3.5×+6.5×60%
=3.5×0.6+6.5×0.6
=(3.5+6.5)×0.6
=10×0.6
=6
(3)2.4+2.6×0.3
=2.4+0.78
=3.18
(4)÷[×(2﹣)]
=÷[×]
=÷
=×
=
17.【解答】解:(1)8.8﹣﹣(0.8﹣)
=8.8﹣﹣0.8+
=(8.8﹣0.8)+(﹣)
=8+0
=8
(2)2.25×+6.75÷1+60%
=2.25×+6.75×+60%
=0.6×(2.25+6.75+1)
=0.6×10
=6
(3)36×(+﹣)
=36×+36×﹣36×
=28+9﹣24
=13
(4)0.25×12.5×32
=(0.25×4)×(12.5×8)
=1×100
=100
18.【解答】解:(1)0.6×3.3+×7.7﹣60%
=0.6×(3.3+7.7﹣1)
=0.6×10
=6
(2)÷[﹣(﹣0.25)]
=÷[+0.25﹣]
=÷[1﹣]
=÷
=
(3)34×(+)×38
=34××38+×38×34
=152+68
=220
(4)4×0.8×2.5×12.5
=(4×2.5)×(0.8×12.5)
=10×10
=100
19.【解答】解:(1)(﹣+)÷
=(﹣+)×24
=×24﹣×24+×24
=20﹣12+9
=17
(2)5÷﹣÷5
=6﹣
=5
(3)3.87×0.75﹣×1.87
=(3.87﹣1.87)×0.75
=2×0.75
=1.5
(4)÷[(1﹣)×]
=÷[×]
=÷
=
20.【解答】解:①×÷
=×
=
②﹣+﹣
=(+)﹣(+)
=1﹣1
=0
③5.8×101﹣5.8
=5.8×(101﹣1)
=5.8×100
=580
④[﹣(﹣)]÷
=[﹣]÷
=×
=
21.【解答】解:(1)(840÷35﹣18)×13
=(24﹣18)×12
=6×12
=72
(2)÷+×
=(+)×
=1×
=
(3)×÷
=×
=
(4)71﹣÷﹣
=71﹣﹣
=71﹣1
=70
(5)9.43+0.78﹣2.43+0.22
=(9.43﹣2.43)+(0.78+0.22)
=7+1
=8
(6)×
=×[﹣]
=
=
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