分数、百分数混合计算题-数学六年级上册苏教版(含答案)

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名称 分数、百分数混合计算题-数学六年级上册苏教版(含答案)
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科目 数学
更新时间 2023-09-10 19:30:49

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分数、百分数混合计算题-数学六年级上册苏教版
1.脱式计算。(能简算的要简算)
①×32+ 60%×68
②45%×5.75+3×+0.45×
③[1-(+37.5%)÷12.5%
④[-(+)÷12.5%]÷
2.脱式计算。(能简算的要简算)
(1)×59+41×60%
(2)12÷ 10-(1÷5×45%)
3.计算下面各题。(能简算的要简算)
① ÷[( ﹣0.75)×60%]
②50%×2.5× ×64
③1 +4×0.75
④( )
4.怎样算简便就怎样算



④3.5÷12.5%÷8
⑤36×()

5.能简算则简算
(1) ×99+
(2) ×+×
(3) ×4×
(4) +×80%
6.下面各题怎么简便怎么算。





⑥0.125×0.25×32



⑩5.7﹣3.68+4.3﹣1.32
7.计算。








8.计算,能简算要简算。
①÷+×
②()÷
③÷()×
④××
⑤×[÷()]
9.怎样简便怎样算
(1)120×(-+)
(2) ×7+÷
(3)35÷(÷)
(4)(+)÷(+)
10.用你喜欢的方法计算
(1)24×(÷)
(2) -÷
(3) ×+60%×
11.(12分)计算下面各题。
(1) ×+×
(2) ×÷
(3) ÷(3--)
12.计算下面各题。(写出计算过程)






13.能简算的要简算
(1)101×
(2)
(3)1-÷
(4)
14.计算
(1) ÷(+)
(2) ÷88+×
(3) ÷(3﹣﹣)
(4)3﹣×﹣
15.计算下面各题






16.计算下面各题。
(1)(+)÷
(2) ×9+
(3)3÷-÷3
17.怎样算简便就怎样算。
①(13+)×
②24××
③×(-)
④+++
⑤×34×7×
⑥÷×0.25
18.计算下面各题,能简便运算的要简算
(1) ××8×7
(2) ÷[0.4-(1-)]
(3)(-)×(+ )
(4)
答案解析部分
1.【答案】解:①×32+ 60%×68
=×(32+ 68)
= 60
②45%×5.75+ 3×+0.45×
= 0.45×(5.75+3+)
= 0.45×10
= 4.5
③[1 -(+ 37.5%)]÷12.5%
=[1-]÷
=×8
= 3
④[-(+)÷12.5%]÷
=[-(+)×8]÷
=[--1]÷ 13
=×3
=
2.【答案】(1)解:×59+41×60%
=×59+41× 35
=×(59+41)
=×100
= 60
(2)解:12÷(10-1÷5×45%)
= 12÷(10-)
=12÷
=
3.【答案】解:① ÷[( ﹣0.75)×60%]
= ÷[ ×60%]

=6
②50%×2.5× ×64
= × ×64×2.5
=4×2.5
=10
③1 +4×0.75
=10+3
=13
④( )
=( )×63
=63× ×63 ×63
=35+12﹣27
=20
4.【答案】解:①
=7×7
=49

=(13+17)×
=30×
=8

=+
=
④3.5÷12.5%÷8
=3.5÷(12.5%×8)
=3.5÷1
=3.5
⑤36×()
=36×+36×-36×
=20+9-6
=29-6
=23

=(-)-(+)
=2-1
=1
5.【答案】(1)解: ×99+
= ×(99+1)
= ×100
=12
(2)解: × + ×
= ×( + )
= ×1
=
(3)解: ×4 ×
= ×(4 × )
= ×3
=
(4)解: + ×80%
= + ×
= +
=1
6.【答案】解:①

=


=

=÷[]

=

=25×+15×
=(25+15)×
=40×
=35

=4.25--+
=(+)-()
=6-6
=0
⑥0.125×0.25×32
=0.125×0.25×(8×4)
=(0.125×8)×(0.25×4)
=1×1
=1

=-
=-
=

=÷(2×)

=2

=×36+×36-×36
=20+21-22
=19
⑩5.7﹣3.68+4.3﹣1.32
=(5.7+4.3)-(3.68+1.32)
=10-5
=5
7.【答案】解:①
=1-
=


=


=

=×37+11×
=×(37+11)
=×48
=18

=-
=-
=

=×9+×9+
=7+()
=7+1
=8

=(1-)×

=

=÷[×]
=×9
=5
8.【答案】解:①÷+×
=×+×
=×(+)
=×1
=
②()÷
=()×12
=×12-×12+×12
=4-3+10
=1+10
=11
③÷()×
=÷×
=×2×
=
④××
=×+×
=×(+)
=×1
=
⑤×[÷()]
=×(÷)

=
9.【答案】(1)解:120×(-+)
=120×-120×+120×
=30-10+20
=40
(2)解: ×7+÷
= ×7+×7
=(+)×7
=7
(3)解:35÷(÷)
=35÷
=
(4)解:(+)÷(+)

=9
10.【答案】(1)解:24×(÷)
=24×
=
(2)解: -÷
=-
=
(3)解: ×+60%×
=(+)×
=
11.【答案】(1)解: ×+×
=( + )×
=1×

(2)解: ×÷
= ÷

(3)解: ÷(3--)
= ÷[3﹣( + )]
= ÷[3﹣1]
= ÷2

12.【答案】解:①4÷=
②÷=
③÷=
④12÷÷
=14÷
=
⑤÷(÷)

=
⑥÷×
=6×
=2
13.【答案】(1)解:101×
=(100+1)×
=100×+
=51+
=
(2)解:×+×
=×(+)
=×1
=
(3)解:1-÷
=1-
=
(4)解:
=+
=
14.【答案】(1)解: ÷(+)
= ÷

(2)解: ÷88+×
= × + ×
=( + )×
=1×

(3)解: ÷(3﹣﹣)
= ÷[3﹣( + )]
= ÷[3﹣1]
= ÷2

(4)解:3﹣×﹣
=3﹣ ﹣
=3﹣( + )
=3﹣1
=2
15.【答案】解:①

=

= ×2
=

=×2
=1


=

=3×
=


=
16.【答案】(1)解:( + )÷
= ×
=
(2)解: ×9+
= ×(9+1)
= ×10
=8
(3)解:3÷ - ÷3
=5﹣
=4
17.【答案】解:①(13+)×
=13×+×
=9+
=9
②24××
=24××
=14×
=10
③×(-)

=
④+++
=(+)+(+)
=1+
=
⑤×34×7×
=(×7)×(34×)
=1×4
=4
⑥÷×0.25
=×0.25
=
18.【答案】(1)解: ××8×7
=( ×8)×( ×7)
=3×5
=15
(2)解: ÷[0.4-(1-)]
= ÷[0.4-]
= ÷

(3)解: (-)×(+ )
= ×

(4)解:
=(2.9+7.1)×
=10×

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