1、口算32×3= 49×2= 60×3= 12×7= 18×10= 24×100= 0.007×100= 3.136×100= 6÷100= 63.6÷100= 43×4= 32×4= 2、计算14×9= 17×8= 20×4= 5.26×0= 2.5×40= 0.37×4= 1.5×4= 0.6×8= 0.02×1.7= 0.213×0.26= 3.7×0.2= 6.8×0.1= 4×0.4×0.3= 0.6×17= 0.3×0.39= 0.9×1.5=
72×5= 82×5=
3.14×2= 5×1.7= 2.5×4= 3×6.2= 2. 4×10= 2.5×40= 2×0.05= 3×1.7= 0.1×0.01= 0.3×0.3= 105.2×0.2=
4.8×8= 7×0.7×0= 0.16×5= 0.17×4= 3.6×0.2=
2.67×10= 0.136×100=
4.44×200= 2.8×40= 100×5.176= 3.50.25×40= 4×0.05= 10×0.07= 0.14×4= 0.05×7= 68.59×12.23= 0.51×0.6= 2.71×0.4= 2.14×2= 0.75×2.2×0.3=
0.59×2= 8.4×8= 9.4×0.3=
36.7÷10= 0.3÷100=
23×2.00= 1.25×80= 2 0.125×=
1.2×20= 3.5×2= 1.4×6= 3.8×5= 8.7×9= 0.36×0.2= 1.006×0.3= 1.9×46.78= 1.1×0.8= 8.6 +1.4 5 = ×3×0.6×7= 5×4×0.5= 4.8×0.2=
1.356÷100=
2.3÷10=
0.13×3= 0.6×7= 42×3= 1.2×3= 0.37×4= 0.18×7= 3.7×3= 0.45×2.5= 3.82×0.3= 1.3×3= 9.4×0.3= 0.5×2×0.1= 2.4×8= 9.7×0.2= 9.4×5= 7.8×0.3=
×计算6.8×0.1= 4.8×8= 2.14×2= 4×0.4×0.3= 7×0.7×0= 0.75×2.2×0.3= 0.6×17= 0.16×5= 0.59×2= 0.3×0.39= 0.17×4= 8.4×8= 8.6×0.3=
0.08×10=
3.2×0.9=
0.5×0.61×0.2 = 0.24×4.52+0.24×5.48
9.4×0.3= 0.17+0.06= 0.79×2= 6.5×0.9= 1.02-0.09= 0.06×1.9= 0.8×5= 0.83+0.6= 1.6×0.7= 9.4×5= 0.98-0.09= 90×0.1= 1.9×0.9= 43×0.9= 0.15×7= 4.4×0.2= 8.3×5= 1.2×0.8= 0.9×1.5= 3.6×0.2= 9.4×0.3= 0.3×20= 65×0.4= 2.9×0.4= 0.8×6.1= 6.5×50= 0.3×3.5= 3.2-3.2= 2.8×0.4= 0.4×0.8= 3.7+2.3= 0.32×500= 1.6×0.4= 13.1×0.7= 3.1×0.7= 0.8×0.4×1.25=
4.9×0.7= 3.5×0.2= 0.4×0.03= 1.6×4= 0.8×0.6= 0.25×100= 20×3.5+6.5= 1.4+3.6×8= 1.5×0.6= 7.6×0.2=
4.3×0.2=
2.4×3=
1.1×0.8= 8.6 +1.4 5 = ×
3×0.6×7= 5×4×0.5= 0.017×7=
（7.6-0.23）×0.5×8.1= 0.14×7= 2.8×0.3= 0.2×7.5= 1.3×0.7= 9.6×4= 4.8×0.2= 1.2×0.8= 0.6×17= 3.5×200= 2.6×3= 9.4×0.3= 2.7×3= 30×2.3= 0.26×0.4= 0.7×0.15=
0.5×2×0.1= 2.4×8= 9.7×0.2= 8×0.2×5= 8×0.2×5=
2.64 = 4.5×0.6= 3.9×70= 0.8×9.7= 0.04×2.5= 0.6×7.6= 0.8×6.1= 7.8×0.3= 9.6×4= 9.7×0.2= 2.3×0.4= 30×0.1= 1.9×0.9= 0.25×0.4= 1.36×2= 0.6×0.12= 2.3×30=
0.517×0= 6.4×0.4= 2.5×4×3.2= 102 ×0.4-2×0.4=
104×2.5= 76÷2= 60÷6= 57÷3= 8.7×0.1= 70×0.7= 1.5×6= 2.3×4= 6.2×4= 1.4×5= 1.5×5= 2.6×6= 0.6+0.3= 1.3-0.4= 5.2+3.8= 7.7-0.7= 0.42×3= 12×0.6= 0.7×0.6= 2.5×4= 2.9+5.7= 3.6+2.1=
9.9×5 = 721÷7= 905÷5= 800÷40= 7.2÷4=
9.6÷4= 7.1÷3= 8.5÷5= 3.3+0.7= 0.6+0.8= 3.26-0.7= 5.8-0.4= 6.5×0.3= 0.66×0.2= 3.8×0.3= 1.8×8= 13.6+0.4= 38.6-8= 17.3+0.7= 6.4-0.8= 9×1.3= 6.7×4=
4.9×0.7= 3.26÷10= 435÷100= 0.3÷100= 6.03÷9= 8.4÷7= 6.4÷8= 9.1÷7= 9.8÷2= 0.8÷5= 9.8÷7= 5.6÷4= 4÷0.5= 3.6÷0.6= 2.1÷0.3= 4.2÷0.7= 4.9÷7= 2.4÷6= 0.42÷3= 6.5÷5= 0.96÷8= 0.32÷1.6=
3.5×0.2= 0.42×0.3= 3.5×2= 64÷4= 6.6÷2= 9.66= ÷9.9÷9= 5.7÷3= 9.6÷8= 9.81÷9= 7.2÷4= 0.76÷4=
3.5÷0.5= 4.9÷0.7= 36÷0.6= 32÷0.4= 4.8÷8= 6.3÷7= 7.2÷8= 6.03÷0.3= 2.5÷0.5= 10÷3=
0.4×0.03= 5.6×20= 4.5×100= 315÷1000=
7.2÷4= 6.96÷8= 0.75÷3= 7.1÷3= 0.72÷3= 0.64÷4= 9.5÷5= 8.4÷4= 81÷0.9= 7.2÷0.8= 4.5÷0.5= 6.4÷0.4= 5.6÷8= 0.24÷3= 8.1÷0.9= 5.6÷0.7= 0.32÷0.8= 0.36÷0.9=
4.5-0.9= 7.2×0.1= 7.3-0.2= 9.9×2= 6.79-5.4= 2.4×0.5= 6.3+4.7= 0.5×1.1= 8.02+1.8= 0.24×5= 90÷0.2= 43.7-6.2= 9.5÷0.5= 5.8+0.2= 7.2÷0.6= 3.73+0.53= 0.5×0.2=
0.8×0.5=
1.6×0.05= 0.15-0.05= 32.8+19= 1.89÷9= 3.6+7.8= 1.1×0.8= 4.3-0.2= 0.4×90= 3.4×5= 25×0.4= 1.6×10= 2.4×0.5= 1.4×9= 173÷10= 1.5×0.8= 2.5÷0.5= 2.2-0.9= 1.5×4= 8+0.1= 2.5×4= 0.36+0.64= 0.13×6= 8.13-0.13= 8.5×100= 20-2.5= 0.18×0.3= 30-21.8=
0.24×100=
0.9÷0.001= 1.8÷0.6= 2.4÷0.3= 0.49÷0.7=
6.7÷0.1= 2.3×0.3= 4×0.8= 2.5×0.3= 0.56÷14= 8÷0.4= 0.06+0.9=
7.9×0.2= 2.4×0.4= 1.25×0.4= 8.456×100= 0.65÷0.05= 0.85÷5= 9.6÷0.8= 6.24÷3= 0.78÷0.6=
9÷30= 2.8×0.4= 0.9×6=
3÷0.5= 0.36÷0.3= 0÷5.2= 40÷0.4= 7.5÷0.5= 5.6÷7= 8.4÷1.2= 7.5÷0.3= 1-0.75= 0.24÷0.6= 0.51÷17= 6.9÷0.3= 0.65÷5= 3.8÷0.2= 6.3÷0.7= 1.7×0.3= 3.4×5= 7.2÷2.4= 0.612= ÷0.84÷0.3= 9.2÷0.4= 9.6÷8= 5.8÷0.3=
6.4÷0.4= 4÷9= 6.8÷4= 7.80.2= ÷9.8÷0.7= 0.4×5×2= 8×0.5×2= 3×6×0.3= 1.82-0.63= 0×1.24= 1.8÷0.8= 9.9÷0.9= 0.5×0.2= 0.52÷0.2= 3.7×8= 1.2×0.6= 173÷10= 0.77÷7= 7.06÷0.02= 0.3÷6= 0.9÷1.5= 9.2÷0.6= 7.2÷1.8=
4.9+2.1= 0.09+0.01= x+8.3= 22 x-8.4=1.2
0.27+0.23= 1-0.04= x-6=18
0.4+2.5= 4x+32=64
3x+9=27 x+62=154 54-X=24 2.7x=18.9 0.04×0.25= 3.8×2= x-1.6=19.2 20-x=9
0.15×8= 1.98×100= 3.6+x=10
×100= 7x-7=56
0.5x+8=43 2.1x=16.8 7X=49 16+x=98 2.1×0.3= 60×0.5= 2.1+x=13 12-x=4
8.9×0.3= 6.5×2= 30-x=9
9.3÷3= 0.5x-20=3.5
6x-3x=18 3x－8＝16 126÷X=42 5.4x=21.6 0.45÷0.5= 57÷0.19= 1.3+x=13 x-3=18
7÷1.4= 0.6÷0.15= x+4.2=10.2
6×0.3= 0.5x=10
9x-40=5 3x+9=27 3.4x=10.2 x-32=107 0÷96= 0.72÷6= x+0.8=3.2 3.2+x=63.5
0.38÷0.02=
0.72÷6= x-1.8=15.2
9.1÷1.3= 4x+36=42
3x÷5=4.8
x+5.6=9.4
x+21=74
34+x=123
12.8解方程x-98=371 1.2x=81.6
0.5x=3 X+8.3=10.7
2x+5=8 x-0.7x=3.6
9x+87=789 91÷x ＝1.3
x+56=157 4x－6＝30
第五单元多边形的面积
第一课时平行四边形的面积（新授）
口算
1.5×4= 6.4÷0.8=
7.2×0.01=
10÷4=
0.36×2=
1.6÷16=（1.5+2.5）×4=
1÷0.125= 0.25×8= 8.1÷0.3=
3×0.2×0.5= 12-6.2-3.8=
0.1×0.02= 7×1.6+7×0.4=
第二课时平行四边形的面积（练习）
口算
0.12×3＝ 0.49÷0.7＝42÷0.6＝ 72÷0.8＝0.4×0.25=
0.09÷0.1=
1.9×0.1=
3 ÷2= 1.5÷3＝
2.8÷0.7= 3.5×0.1＝
0.2×5= 0.2×0.5＝
7－1.9－4.1=
3.2÷0.4×0.4=
第三课时三角形的面积（新授）
口算0.42÷0.6＝3900÷30=
3.2×0.5＝120×70=
0.21×0.3＝0÷72=
2.5×4＝42×20=
5.5÷11＝4.8×2=
3.6×0.1＝
2.5×4＝7.2÷1.2＝3.9÷3.9＝
1800÷300= 910÷70= 1.3×0.5＝40×90= 25×2=
12×40=
第四课时三角形的面积（练习）
计算1－0.2×4＝0.6－0.47＝7.5×2.5×4＝
0.25×4×3＝(31-21) ×(72÷6)=
0.36÷0.12＝
1.6＋1.6×4＝
5.6÷100×10＝1.25×2.2×8＝
第五课时梯形的面积（新授）
估算下面各题：8.9×2.02≈1.915×5≈
1.39×4.8≈10.11×3.12≈
307×5.3≈39.8×20≈
2.02×5≈9.82×11≈
第六课时梯形的面积（练习）
计算
1.5×4＝0.12×3＝42÷0.6＝ 72÷0.9＝5-2.8＝1.8×0.4＝
4×0.25＝
3×0.3＝
0.49÷0.7＝1.5÷3＝0.46÷4.6＝0.63÷0.7＝
组合图形的面积
0×12.5= 9.7-3.4=
300÷5＝0×4×20＝40×7＝
40×7＝5.43+1.47＝
4.5×4＝
第七课时
6.3÷0.2= 23.7÷1= 180÷3＝63÷3＝180÷6＝
2.4÷8= 6.5-5.6= 1×9.9= 2.8÷0.4=
360÷9＝
0÷8＝500÷5＝
240÷4＝560÷8＝80÷4＝
第八课时
估算下面各题
178÷9≈138÷7≈口算：
104÷5≈272÷3≈
478÷6≈148÷5≈
305÷6≈243÷8≈
0.37×10= 0.37×100= 25×4=
0.37×1000= 2.5×4=
0.12×3=
0.25×4= 4.8×9=
5×5.8= 0.2×5= 0.28×3= 7.9×2= 第九课时
0.16×4= 1.8÷0.3= 0.5×4= 6×0.4= 3.5×0.1= 1.3×0.07＝
0.1×0.2= 0.8×7=
1.13×2= 0.24×2= 0.7×8＝
1.5×6＝1.1×10= 0.2×0.4=
0.2×0.4=
10.3×2＝0.7×0.7=
3.5×0.1= 第十课时
0.48×2= 1.3×0.5＝
0.6×5= 5.4÷0.9= 7×12= 8×（5×4）= （24＋36）×5= （8×5）×4=
24×5＋36×5= 0.96÷2=
3.6÷0.4= 0.48÷0.8= 0.56÷0.7= 0.72÷0.6= 0.24÷0.4= 1.8÷2= 4.80.6= ÷0.63÷0.09= 0.72÷0.8= 8.4÷4= 2.80.7= ÷1.8÷0.3=
第六单元因数与倍数
第一课时
计算
1、2, 5的倍数的特征
0.36×2= 10.3×2= 2.5×4= 0.25×4= 0.2×0.4= 0.1×0.2= 1.13×2=
25×8＝6×0.4=
0.2×0.4=
25×4= 0.5×4=
18×5=
17×5= 3.5×0.1= 0.6×5=
210÷7=
5.4÷0.9= 1.3×5＝500×5=
第二课时2、3的倍数的特征
计算3900÷30=
1.3×6＝0.15÷0.5=
5.4÷0.9=
0.06÷0.1= 0.36÷6= 0.72÷0.8= 27÷0.3= 1.8÷0.3= 12.÷0.3= 0.28×3= 0.15×4= 7.9×2= 360÷9＝
1.8÷3=
0.1×3= 180÷3＝
300÷5＝
63÷3＝
240÷4＝
第三课时质数与合数
计算
2×2.4= 0.5×4= 6.4÷8=
7.2×1=
1.3×7＝0.125×8=
10÷0.4= 0.7×8＝ 1.5×6＝10.3×2＝ 8.4÷4= 2.9×2= 4.8÷.3= 1.13×2=
0.28×2=
0.1×10= 0.5×4=
6.3÷2=
2.4÷8= 6×0.4=
第四课时分解质因数
计算40×90=
25×2=
12×40= 0.2×0.4=
270÷9= 4.8×6=
6.3÷2= 1÷0.1=
2×2.4= 2.5×4= 64÷2＝
3×0.2×0.5＝
320÷4＝0.28÷0.1= 0.49÷0.7＝
160÷2＝1.5÷5=
6.4×0.2＋3.6×0.2＝
1.5×4＝0.12×3＝
第五课时我学会了吗？
计算
0.12×5= 5×6.8= 0.2×10= 1.3×6＝0.15÷5= 5.4÷0.9= 6÷0.1= 4.82= ×
69÷3= 0.63÷0.9＝
0.12×3= 5×2.8=
0.2×5= 0.28×3= 0.16×4= 7.9×3= 4.5×2＝第七单元统计
第一课时
口算
0.5×4= 6.2×0.01= 0.36×2= 1÷0.5= 0.1×2= 1.6÷1.6= 3.5+7.5= 3×0.2×0.5= 7.56-0.56= 125÷5=
10÷4=
1.25×8= 2.4×0.2=
11-6.8-3.2= 4×2.6+4×0.4=
第二课时
口算
1.2×3＝4.9÷0.7 4.8÷0.6＝0.4×0.25=
0.24×5=
1.5÷3＝2.8÷.7=
0.12×3＝
8×0.5＝7－1.9－4.1= 240÷4＝
8.1÷3= 4.2÷0.6=
8×2.5=
4.8÷3= 1.8×4＝
3×3.3＝
72÷0.8＝0.08÷1=
1÷8= 3÷2= 3.5×0.1＝
3.2÷0.4= 3.6÷0.09＝
0.25×8= 200×0.04＝第三课时
12÷1.2＝
口算0.42÷0.6＝
3.2×0.5＝
0.21×0.3＝
42×2= 5.5÷11＝4.4×2=
3.9÷3.9＝2.5×4＝
900÷30= 12×70= 1800÷30=
63÷3＝
720÷72=
1.3×0.5＝12×40=
7.2÷0.6＝第四课时
0.4×90= 0.25×8= 6.6×0.1＝
2.5×0.4＝
口算
1－0.2×4＝0.25×4×8＝42×2＝
0.6－0.47＝
1.6＋1.6×4＝
3.5÷(2×5)＝(59＋21) ×2=
0.25×1000＝6.4÷4＝
0.6×3=
25×0.8＝
0.8＋4.7＝360÷12＝
5.6÷100×10＝1－0.06＝6.5×2.5×4＝
0.36÷3＝
300÷5＝6.3÷3＝3÷0. 5=
第八单元总复习
5.43+1.47＝5-2.8＝4×0.25＝2.4×0.2= 0.36÷6=
0.46÷4.6＝
0.14÷0.7= 0.1×2= 1.6÷1.6= 4.2÷0.6= 1.5÷5= 1÷0.1= 0.2×0.4=
0.8×7=
0.24×0.2= 0.06÷0.1=
3.5×0.1= 0.2×0.4= 0.8÷0.08= 3÷0.05=
1.1÷1.1= 0.28÷0.01= 4.5×0.4＝3×0.3＝0.15÷0.5= 5.4÷0.9=
0.125×8= 3.4×0.2＋6.6×0.2＝
1.8×0.4＝6.5-5.6= 0.28×3=
0.63÷0.7＝
180÷3＝0.1×3=
7.9×2= 1.8÷0.3=
360÷9＝
240÷4＝
300÷5＝
3÷0.05= 8×1.3= 2.4÷8= 8×12.5=
0.36×2= 1÷0.5= 1.258= ×8.1÷3=
0.7×8＝ 1.5×6＝1.3×0.07＝10.3×2＝0.5×4= 1.13×2=
6.3÷2=
6×0.4=
0.15÷0.5=
5.4÷0.9= 0.06÷0.1= 0.36÷6=
63÷3＝
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