分数乘除法混合运算过关练习(专项突破)数学六年级上册苏教版 (含答案)

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名称 分数乘除法混合运算过关练习(专项突破)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 2022-10-13 21:47:36

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分数乘除法混合运算过关练习(专项突破)-小学数学六年级上册苏教版
一、计算题
1.脱式计算,能简便的要简便计算。
①27×
÷
② ÷
÷
③ ÷
×
④ +
+
+
+
⑤ +
+
+
+
⑥ ×
÷
2.计算下面各题
(1) ×25×
(2)
(3)
3.计算下面各题。
(1) × ×
(2) ÷ ÷
(3)15÷ ×
4.计算下面各题。
(1) ×21×
(2) × ÷
(3) ÷ ÷15
5.能简算的要简算。
①( + )×48
② × ×39
③ × ×
④ × ×


6.计算下列各题。
① ÷6÷
②24÷ ×
③ ×23÷
④ ÷ ×
⑤ × ÷
⑥ ÷ ÷
7.计算下面各题.(能简算的要简算)
①3× ×
②24×( + )
③ ÷( × - )
④ × ÷
⑤ ÷ - ÷
⑥ ÷( - )
8.计算下面各题。
(1) ÷15×
(2) ÷ -
(3) + ×
9.能简算的要简算。
(1)
(2) +
(3)
(4)17×19×( - )
10.脱式计算
(1) × ÷
(2)(13- )÷
(3) ×( + )
11.计算下面各题,能简算的要简算






12.计算下面各题.
(1) × ÷
(2) ÷ ÷
(3) × ×
(4) ÷ ×
13.计算下面各题。






14.计算。
(1) × ÷
(2) + ×
(3) ÷ ×
(4) ÷ ÷
15.下面各题,怎样简便就怎样算。
(1)5÷ ×
(2) + ×24
(3) ×86
(4)( + )×3×5
答案解析部分
1.【答案】①27× ÷
= ÷
=
②÷ ÷
= ÷
=2
③÷ ×
=4×
=
④+ + + +
= + + + + + -
=1- -
=
⑤+ + + +
= + + + +
= - + - + - + - + -
= -
=
⑥× ÷
= ÷
=
2.【答案】(1)解: ×25×
=3×5×
=
(2)解:
=××
=
(3)解:
=4××
=3
3.【答案】(1)××

=
(2)÷÷
=××

=
(3)15÷×

=10
4.【答案】(1)×21×
=15×
=
(2)×÷

=
(3)÷÷15
=÷15
=
5.【答案】①(+)×48
=×48+×48
=36+30
=66
②××39
=×39
=
③××

=
④××

=
⑤÷5=
⑥÷26=
6.【答案】①÷6÷
=××

=;
②24÷×
=24××

=;
③×23÷

=;
④÷×
=××

=;
⑤×÷

=;
⑥÷÷
=××

=3。
7.【答案】解:①3× ×
=3× ×
= ×
= .
②24×( + )
=24× +24×
=3+4
=7.
③ ÷( × - )
= ÷( - )
= ÷( - )
= ×
= .
④ × ÷
= × ×
= ×( × )
= ×
= .
⑤ ÷ - ÷
= × - ×
=( - )×
=2×
= .
⑥ ÷( - )
= ÷( - )
= ÷
= ×
= .
8.【答案】(1)÷15×

=
(2)÷-
=-
=
(3)+×
=+
=
9.【答案】(1)×÷×
=÷×

=
(2)÷+÷
=+
=2
(3)×2014
=×2013+
=10+
=
(4)17×19×(-)
=17×19×-17×19×
=19-17
=2
10.【答案】(1)×÷
=××
=
(2)(13-)÷

=
(3)115×(13+112)
=115×512
=136
11.【答案】①=××26=1×26=26②=(+)×=1×=③=×=④=××=××=⑤=××=⑥=+=
12.【答案】(1) × ÷
= ×
=1×

(2)解: ÷ ÷

= ÷

(3)解: × ×
= ×

(4)解: ÷ ×
= × ÷


13.【答案】①3×÷


=;
②÷÷
=××3
=×3
=;
③÷×
=×5×
=2×
=;
④××

=;
⑤×3÷

=8;
⑥5÷×7
=5××7
=7×7
=49。
14.【答案】(1)=
=
(2)=
=
(3)=
=
=
(4)=
=
=
15.【答案】(1)5÷
=15×
=6
(2)=
=2
(3)=
=
=3+
=3
(4)()×3×5
=×3×5+×3×5
=5+6
=11
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