3.2×0.2= 1.4×0.5= 3.3÷3=
2.5×0.4= 0.53-0.3= 1.5×2=
0.7×7= 1.8×0.5= 0.9×0.1=
分析:本題根據(jù)小數(shù)乘法、除法、減法的運算法則計算即可.
解答:解:
3.2×0.2=0.64, 1.4×0.5=0.7, 3.3÷3=1.1,
2.5×0.4=1, 0.53-0.3=0.23, 1.5×2=3,
0.7×7=4.9, 1.8×0.5=0.9, 0.9×0.1=0.09.
點評:完成此類題目要細心,在保證做題質量的同時,注意提高做題的速度.
練習冊系列答案
相關習題

科目:小學數(shù)學 來源: 題型:

口算
3.2×0.2             
1.4×0.4           3.3÷3          1.2÷0.3
2.5×0.4             1.5×2            0.7×7           7.3+0.3
0.53-0.3             1.8×0.5           0.9×0.01        0.23×3
(5)2-1.2               7.8÷6             8.4÷0.21         8.4÷0.7
5.6+3.6            9-2.35              0.56÷8         1.23×3
5.6÷0.4            4.5÷0.9            8.1×2          90÷3
1.23+3             5.6+1.23           4.5×2          5.6÷1.4
4.8÷1.2           7.2÷0.9           6.6÷1.1          7.2÷6
2.1÷3             0.6×0.5           3.23×2          1.8÷3
12.5÷0.1          0.32÷0.8          1.6+3.7           0.45×0.2
0.36÷1.8          0.4×0.5            8.4+5.6         8.4÷2.1
4.8÷0.08          4.8÷0.8            3+2.3           9.3÷3
0.01×8           7.31×100          0.09×6         0.8×0.6
1.25×8            3÷5               2.3+2.3         6.23+3.6

查看答案和解析>>

科目:小學數(shù)學 來源: 題型:

3.2×0.2= 1.4×0.4= 3.3÷3= 1.2÷0.3= 0.56÷8=
2.5×0.4= 1.5×2= 0.7×7= 7.3+0.3= 1.23×3=
0.53-0.3= 1.8×0.5= 0.9×0.01= 0.23×3= 1.6÷0.04=
2-1.2= 7.8÷6= 8.4÷0.21= 8.4÷0.7= 1.23×3=
5.6+3.6= 9-2.35= 0.56÷8= 7.3+2.7= 4.8÷1.2=
5.6÷0.4= 4.5÷0.9= 8.1×2= 90÷3= 7.2÷0.9=
1.23+3= 5.6+1.23= 4.5×2= 5.6÷1.4= 6.6÷1.1=
2.1÷3= 0.6×0.5= 3.23×2= 1.8÷3= 7.2÷6=
12.5÷0.1= 0.32÷0.8= 1.6+3.7= 0.45×0.2= 4.8÷0.08=
0.36÷1.8= 0.4×0.5= 8.4+5.6= 8.4÷2.1= 1.8×0.4=
0.01×8= 7.31×100= 0.09×6= 0.8×0.6= 3+2.3=
1.25×8= 3÷5= 2.3+2.3= 6.23+3.6= 9.3÷3=
4.8÷0.8= 7.5-4.5= 5.7+4.3= 0.75÷15= 1÷0.25=
1.2×60= 6÷0.2= 0.21×4= 0.25×4×9= 2.33×1.2=
0.62÷0.62-1= 5+3.2÷0.8= 7.5÷2.5×0= 3.9×0.01= 0.001+10.099=
3-0.98= 6×0.25= 0.63÷0.9= 8.95÷0.895=

查看答案和解析>>

科目:小學數(shù)學 來源: 題型:

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=

查看答案和解析>>

科目:小學數(shù)學 來源: 題型:

7.2+2.8= 0.9÷0.01= 3.5+7.6= 3×0.2×0.5=
0.96÷0.3= 1.5×0.4= 7÷0.25= 2.5×0.7×0.8=
8-2.5= 16÷1.6= 5.6×1.01= 8×(2.5+0.25)=
0.36+0.64= 64.32÷16= 72.8÷0.8= 8.4×0.2+1.6×0.2=
8.4÷4.2= 0.05×0.8= 2.56-0.37= 1.25×0.8×0.5=
12×2.5= 1.23×3= 3.2÷1.6= 3.5+3.5×3=
19.6÷2= 8.8÷2.2= 3.9+2.03= 7.2×0.3+2.8×0.3=
13.8+9.9= 2.4×2.5= 0.75×4= (1.5+0.25)×4=
4.2÷0.1= 4.2÷3.5= 2.14-0.9= 27+456+73=
12÷0.3= 2.87÷0.7= 13÷4= 24÷4+56÷4=

查看答案和解析>>

同步練習冊答案