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分数混合运算专项练习 430 题(有答案)
(1) + ×
(2) × ﹣ ×
(3) 3
(4) .
(5)
﹣( + )
(6)2﹣ ÷ ﹣
(7)
÷8+ ×
(8) ÷ + ×
(9) × + ×
(10)12×(75%+ )
(11)20÷ ÷ .
(12) ﹣ ﹣ +
(13)87×
(14) ÷5+5÷
分数混合运算---- 2
(15) ÷( ﹣ × )
(16)
(17)
(18)
(19) ÷( ﹣ )÷ ,
(20)〔 +( ﹣ )〕÷ ,
(21)42÷( ÷ ),
(22)( ﹣ )÷ ,
(23) × + ÷3,
(24)12×( ÷ ),
(25) ×7+ ×7,
(26)9× ÷9× ,
(27)
( + )÷ ,
(28)
×19﹣ ,
(29)( + )×32,
(30) ÷ ÷ ,
分数混合运算---- 3
(31) ×87+12÷ ,
(32)48×( ),
(33) ÷[ ×( )],
(34)[1﹣( )]× ,
(35) ,
(36)
(37)
(38)
(39)
(40) + ÷ + ,
(41) ÷7+ × ,
(42)2﹣ ÷ ﹣ ,
(43) ×( + )+ ,
(44)
× + × ,
(45)3﹣ ﹣ ,
(46) × + ÷5,
分数混合运算---- 4
(47)( ﹣ )÷ + ,
(48) +( + )× ,
(49) × ÷( ﹣ ),
(50)( ﹣ )×100,
(51) × + × ,
(52) × + ÷ ,
(53)(12× ﹣7.3)÷ ,
(54) ÷〔( + )× ],
(55)( ×27﹣ )× ,
(56) × ×18×
(57) ×13+ ×27
(58) + ×5+ ×2
(59)7×13×( ﹣ )
(60) ×40
(61)
÷ + +
(62)
×( + )+
分数混合运算---- 5
(63)
78×
(64)
÷( + )
(65) × ÷ ,
(66) ÷( + ),
(67) ×7+ ×11,
(68) ,
(69)(15+ )× ,
(70) ﹣ × ,
(71)13× + ×15,
(72)87× ,
(73) × ×32,
(74) + × ,
(75) ×0.25+ × ,
(76)25× × × ,
(77)3÷ ﹣ × ,
(78) ÷[