72--0.73= 0.46÷2= 1.9×0.8= 1.2×0.3= 1--0.92= 0.16×0.7= 0.56÷0.16= 8÷0.6= 查看更多

 

题目列表(包括答案和解析)

脱式计算,能简算的要简算。
(1)0.9+1.08+0.92+0.1 (2)32.54-10.46-4.54
(3)3.78+(6.22+4.72) (4)18.73+3.85-2.73
(5)6.07-4.36+5.49 (6)45-(83.7-78.8)

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能简算的要用简便方法计算
①3.28×0.46+6.72×0.46             
②9.73×2.8-4.73×2.8
③1.35×6.2+5.79÷0.3               
④27.9+3.6×2.5÷0.48
⑤0.6×(5.3-1.7)÷0.9           
⑥6.4÷[(4.3+2.1)÷0.8].

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直接写出得数
35+17= 500×0= 56÷7= 65-36= 800×2=
198×5≈ 72÷9= 27+109= 500×4= 84-40=
40÷8= 102×8= 150+140= 350-60= 73×0=
3100-600= 400-0= 60×9= 412×9≈ 112×8=
6500-500= 220-70= 62÷8= 0×234=
1
4
+
2
4
=
4
9
-
4
9
=
1-
3
7
=
5
6
-
4
6
=
200×5= 98×9≈
3×90= 350+170= 33÷5= 45-27= 51-15=
15÷4=
1
4
+
3
4
-
1
5
=
1-
3
8
=
5
12
-
2
12
=
6
8
-
1
8
=

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能简算的要用简便方法计算
①3.28×0.46+6.72×0.46      
②9.73×2.8-4.73×2.8
③1.35×6.2+5.79÷0.3       
④27.9+3.6×2.5÷0.48
⑤0.6×(5.3-1.7)÷0.9     
⑥6.4÷[(4.3+2.1)÷0.8].

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0.56÷0.04= 1.44÷2= 24.6÷0.6= 4.5÷0.15=
0.63÷0.09= 12.84÷1.2= 3.9÷0.13= 1.6÷1.6=
20÷0.25= 1.3÷2.5= 100÷12.5= 7.8÷0.13=
3.24÷0.8= 13×1.1= 5.46÷3= 4.07×3=
5.28t-1.99t= 0.6+89= 5.7×0.1= 1.6÷0.4=
6÷0.3= 5÷0.25= 0.45×3= 0.35×8=
7.1-0.76= 1.2×0.3= 0.76÷4= 1.9×0.8=
4.2-2.8= 7.2÷1.6= 19.8+3.2= 18-17.45=
4.5+1.5= 0.75x+0.25x= 2.5×4= 0.46÷2=
0.7×1.4= 1-0.92= 8×0.125= 3.4÷20=
10a-1.8a= 4.8×0.2= 0.3÷0.15= 0.15÷2=
0.2×0.5= 2.2-1.8= 3.1+1.75= 32.8+1.9=
0.42×0.5= 0.76+1.24= 3.06-0.72= 0.51÷17=
5.2÷13= 8.2×0.01= 1.72-0.73= 1.6×0.4=
4.8b+3.2b= 2.5×4= 0.3×101= 1.2×0.5=

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