4×2.8=87.92 查看更多

 

题目列表(包括答案和解析)

口算
9.5×100=
1.25×8 0.25×0.9×4= 1.87×0=
3.5-1.5= 1.2×0.4= 3.6×0.5= 0.6×5=
0.24+0.6= 0.64×0.03= 7.8+2.2-1.5= 8×0.05=
0.125×8= 1.3×4= 0.4×0.6= 3×0.08=
0.35×2= 2.9×0.3= 10-0.9= 5.67×0=
0.8×0.01= 2.5×0.2= 2.4×0.3= 1.6×0.25=
0.17×0.3= 15×0.01= 10×0.07= 0.7×0.05=
0.2×0.05= 7.8×0.01= 0.2×0.26= 0.04×4=
12.4+2.1= 0.08×0.5= 0.14×4= 9×2.5+9×1.5=
1.8×0.5= 2.3×5= 0.3×3.6= 8×0.9+8×2.1=
2.5×4= 0.8+2.7×2= 0.05×7= 4.8+2.1+7.9=
3.4-1.8= 2.5+0.2×2= 0.02×0.1= 5.4-2.8=
0.3×0.2= 3.5×2×0.1= 0.3×0.3= 0×10.3×2.2=
0.12×0.7= 0.2×0.5= 0.92×0.4= 6.7-1.43=
1.2×4= 1.3×2= 1.2×0.3= 4.6+5.08=

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9.5×100=1.25×80.25×0.9×4=1.87×0=
3.5-1.5=1.2×0.4=3.6×0.5=0.6×5=
0.24+0.6=0.64×0.03=7.8+2.2-1.5=8×0.05=
0.125×8=1.3×4=0.4×0.6=3×0.08=
0.35×2=2.9×0.3=10-0.9=5.67×0=
0.8×0.01=2.5×0.2=2.4×0.3=1.6×0.25=
0.17×0.3=15×0.01=10×0.07=0.7×0.05=
0.2×0.05=7.8×0.01=0.2×0.26=0.04×4=
12.4+2.1=0.08×0.5=0.14×4=9×2.5+9×1.5=
1.8×0.5=2.3×5=0.3×3.6=8×0.9+8×2.1=
2.5×4=0.8+2.7×2=0.05×7=4.8+2.1+7.9=
3.4-1.8=2.5+0.2×2=0.02×0.1=5.4-2.8=
0.3×0.2=3.5×2×0.1=0.3×0.3=0×10.3×2.2=
0.12×0.7=0.2×0.5=0.92×0.4=6.7-1.43=
1.2×4=1.3×2=1.2×0.3=4.6+5.08=

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求横线里的数:
(1)54.22-
17.44
17.44
=36.78
(2)42.9÷
3
3
=14.3
(3)35×
1.01
1.01
=35.35
(4)3.6+
22.8
22.8
=26.4
(5)
3.92
3.92
÷1.4=2.8
(6)
9.5
9.5
-0.75=8.75.

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直接写出下面各题的得数.
576-500= 12.7+7= 15×6= 30÷4=
2.8×2= 3.64+4.46= 1÷0.05= 1-
3
7
=
3
4
+
1
3
=
5
6
×
3
5
=
1
2
-
1
2
×
1
2
=
92=
5
8
÷
3
4
=
20×0.06=
3
2
×
2
3
=
164-(84-60)=

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0.2×0.3= 4.8÷1.2=  2.5×0.4= 8×12.5= 7÷0.1= 36÷0.4=
1×0.7= 4.4÷1.1= 4.7+3= 1-0.87= 0.93×2= 10-7.25=
9÷4.5= 1.8×100= 9.5÷0.5= 4.2+8= 4.5÷4.5= 6.4×3.2×0=

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