加减乘除四则运算(有括号).doc
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第四篇加减乘除混合运算(有括号)
68-(34-30) =
24+(8-4)=
88-(42-6)=
80-(34+6)=
47+(10+8)=
20+(55-20)=
240÷(4×2)=
20÷(8÷4)=
5×(20÷4)=
(20+46)÷6=
20÷(15-10)=
20×(35+25)=
24×(34-28)=
56-(26-10) =
120-(54+6)=
189-(89+11)=
40+(55-38)=
8×(12-4)=
16×(64-56)=
(85-40)÷5=
36×(56-52)=
(17+3)×6=
24+(35+35)=
3×(20+5)=
5×(12+4)=
6×(20÷5)=
(82-46)÷6=
(135+65)÷50=
(80-30)×3=
(56+20)÷6=
(198-98)÷5=
(69+59)÷8=
(60+180)÷4=
(85-79)×3=
720÷(44+36)=
480- (180+60)=
(120+480)÷60=
360-(68-12)=
(840-400)÷40=
53-(18+13)=
(73+62)÷5=
(28+35)×7=
(23-3)×2=
120÷(28-16)=
16×(64-56)=
240÷(20×2)=
(50-18)÷8?=
814-(278+322)=
60÷(4+16)=
(33-19)×6=
总结:
78+(29+122)=
134+(82-34)=
95+(27+45)=
127-(27+50)=
?180×(2÷6)=
?75+(129+25)=
156+(82-156)=
278-(41-22)=
329-(29+78)=
758﹣(700﹣42)=
116-(48-84)=
723+(82-23)=
196-(96+75)=
753-(743-60) =
5×(4÷20)=
666-(466-279)=
?787-(87-29)=
?117+(39-17)=
?537-(543-163)=
576+(187+24)?=
576+(187-76)=
843-(543-179)=
576-(176-59)=
53-(18+13)=
662-(315-238)=
57+(38-27)=
647+(371-247)=
888-(188-24)=
?657-(269+257)+169=
978-253-(178+247)=
841-151-(441+249)=
852-137-(352+163)=
(160+48)÷8=
?997+3―(997―3)=
?24×(2+10)?=
98÷(2×7)=
12×(10-1)=
(10+1)×25=
8×(10+5)=
15×(40-8)=
763-(163+230)=
15×(10+2)=
27×(10+1)=
(42+35)÷7=
15×(20-1)=
(10-1)×35=
612-375+275+(388+286)=
629+(320-129) =
总结:
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