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太多了吧,搞题海战术
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没办法老师,留暑假作业,一天五道匀开写。
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48×( +2)÷ 23-×÷ ×7+ ×11
5÷[( + )× ] ×23+ ×67 ( - )× ÷
+ × - ×( ÷ ) ( - )× ÷
÷【 ×( + )】 - + ÷ ÷【( - )× 】
+ - × + ÷ ( - )×88 13—48×( + )
÷3+ × + × + × + × +
( - )×( + ) ÷7+ ×
【1-( + )】÷ ÷ + ×
( + - )×12 2- ÷ - 99×
÷ + × × + ÷ × ÷ - 45×
( - )÷ ÷( - ) ×4-( + ) 5- -0.125
÷(1- × ) ×【 ÷( + )】 ( - × )÷
+ × × 9× + ÷ ( + )×8+
X- X= 1- X= 8X+ = :X=
84×( - ) +( + )× ÷ + ×8
( - × )÷ 4-( + )× ÷( + × )
( - ×99)÷ × + × (16× +4)÷
× ÷ × ×(1÷ + ÷1) ×【( - )÷ 】
× - × ×56 +44 × - ( + )×8+
×3+5× 3×( + )- +3-( + )
× × - +( - )÷ +( + )×
+2X= 5X- = X- X=1 X+ X=
4-(2.5+1.9)×(0.5-0.5) 4-2.5+1.9×(0.5-0.5)
4-2.5+1.9×0.5-0.5 [4-(2.5+1.9×0.5)]-0.5
[4-(2.5+1.9) ]×(0.5-0.5) [4-(2.5+1.9) ×0.5]-0.5
12-4-2-5-12.5% 0.125×+×8.25+12.5%
(+)÷ 2.5××0.4×2
15-2.25-7 ×[+(-)÷]
10×[(-0.5) ÷] (2.7-4.25×)÷2.8×
1.25+1×7.4+125%÷ 10-4.68÷7.2+0.05
1×(5÷-÷5) 18.09×[(1.5+2)÷3.75-]
0.84÷0.3÷(1.96×18.9) -(0.15+) ÷1.8 1325+540÷18×15
2.5÷8+9.5×+4×0.125 [2.1+7÷(3-1.625)] ×1
2.5×-2.1÷+9.63 (7+7×2+7)÷4 3.8+1+6.2+3
×[(4-3.5) ÷] (2+-1)×12 2.5÷8+3.5×+0.125
(9.5+9+9+9.5) ×12 3-(1+÷1)×1
[(0.05+)÷0.25-]×125% 5.35×0.25+2.65×
(3+-2)÷(1÷80%) (4.2÷0.7+6×)×
5÷[( + )× ] ×23+ ×67 ( - )× ÷
+ × - ×( ÷ ) ( - )× ÷
÷【 ×( + )】 - + ÷ ÷【( - )× 】
+ - × + ÷ ( - )×88 13—48×( + )
÷3+ × + × + × + × +
( - )×( + ) ÷7+ ×
【1-( + )】÷ ÷ + ×
( + - )×12 2- ÷ - 99×
÷ + × × + ÷ × ÷ - 45×
( - )÷ ÷( - ) ×4-( + ) 5- -0.125
÷(1- × ) ×【 ÷( + )】 ( - × )÷
+ × × 9× + ÷ ( + )×8+
X- X= 1- X= 8X+ = :X=
84×( - ) +( + )× ÷ + ×8
( - × )÷ 4-( + )× ÷( + × )
( - ×99)÷ × + × (16× +4)÷
× ÷ × ×(1÷ + ÷1) ×【( - )÷ 】
× - × ×56 +44 × - ( + )×8+
×3+5× 3×( + )- +3-( + )
× × - +( - )÷ +( + )×
+2X= 5X- = X- X=1 X+ X=
4-(2.5+1.9)×(0.5-0.5) 4-2.5+1.9×(0.5-0.5)
4-2.5+1.9×0.5-0.5 [4-(2.5+1.9×0.5)]-0.5
[4-(2.5+1.9) ]×(0.5-0.5) [4-(2.5+1.9) ×0.5]-0.5
12-4-2-5-12.5% 0.125×+×8.25+12.5%
(+)÷ 2.5××0.4×2
15-2.25-7 ×[+(-)÷]
10×[(-0.5) ÷] (2.7-4.25×)÷2.8×
1.25+1×7.4+125%÷ 10-4.68÷7.2+0.05
1×(5÷-÷5) 18.09×[(1.5+2)÷3.75-]
0.84÷0.3÷(1.96×18.9) -(0.15+) ÷1.8 1325+540÷18×15
2.5÷8+9.5×+4×0.125 [2.1+7÷(3-1.625)] ×1
2.5×-2.1÷+9.63 (7+7×2+7)÷4 3.8+1+6.2+3
×[(4-3.5) ÷] (2+-1)×12 2.5÷8+3.5×+0.125
(9.5+9+9+9.5) ×12 3-(1+÷1)×1
[(0.05+)÷0.25-]×125% 5.35×0.25+2.65×
(3+-2)÷(1÷80%) (4.2÷0.7+6×)×
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