四年级数学混合运算练习题
(1)3500-(124+76)×16(2)(480+20×4)÷20
(3)180+60÷5×6
(4)1721-36×(432-408)
(5)420-(25+15)×4
(6)8×(28+18÷15)
(7)(230-215÷5)×16
(8)(160+880÷20)×4
(9)(90-21×2)÷12
(10)70+(750-65×11)
f(11)(800÷20+36)×12
(12)360÷9÷8+16
(13)1080-3500÷50+346
(14)300÷15-11×12
(15)350-5×3÷5
(16)480-(80+20)÷4
(17)(82-936÷78)×15
(18)1305-(760240÷40)
(19)(60-12×4)×15
(20)720+320÷16×7
f(21)(328+198÷9)÷70
(22)65+260÷4×98
(23)(73+22)÷(72-67)
(24)36×5÷(27-17)
(25)3200÷(1280-72×15)
(26)(457+28×14)×5
(27)280÷(240-8×25)
(28)30+(96-12×5)
(29)50-(165+35)÷100
(30)32÷(20-96÷24)
f(31)480÷128×4
(32)150120÷9×5
(33)540÷3060×6
(34)78520130×3
(35)8579×8778
(36)723174×5396
(37)960÷4010÷2
(38)144÷960÷245165
(39)360÷7628÷4
(40)708260×25
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