题目列表(包括答案和解析)
| 60÷3= 20 20 |
1.4-0.8= 0.6 0.6 |
300÷6= 50 50 |
140÷2= 70 70 |
| 46+38= 84 84 |
240÷6= 40 40 |
1800÷9= 200 200 |
4200÷7= 600 600 |
| 46÷2= 23 23 |
330-70= 260 260 |
125×8= 1000 1000 |
72÷9= 8 8 |
| 606÷3= 202 202 |
150÷5= 30 30 |
630÷9= 70 70 |
300-300÷6= 250 250 |
| 16×20= 320 320 |
4.1+0.8= 4.9 4.9 |
50×16= 800 800 |
13×3= 39 39 |
| 14×20= 280 280 |
0÷11= 0 0 |
20×60= 1200 1200 |
19×20= 380 380 |
| 86-68= 18 18 |
30×12= 360 360 |
20×40= 800 800 |
330-70= 260 260 |
| 80×9= 720 720 |
11×60= 660 660 |
12×20= 240 240 |
18×40= 720 720 |
| 33×30= 990 990 |
9-4.8= 4.2 4.2 |
3.6-1.8= 1.8 1.8 |
6.7+2.5= 9.2 9.2 |
| 24÷4= 6 6 |
80-6= 74 74 |
60÷4= 15 15 |
4+28= 32 32 |
| 25+75= 100 100 |
0.6+1.5= 2.1 2.1 |
15×50= 750 750 |
141÷3= 47 47 |
| 91÷7= 13 13 |
3×4×5= 60 60 |
137-67= 70 70 |
380×10= 3800 3800 |
| 50×50= 2500 2500 |
26÷2= 13 13 |
6.2+3.9= 10.1 10.1 |
783÷6= 130.5 130.5 |
| 804÷2= 402 402 |
7×0= 0 0 |
780-70= 710 710 |
2407+3= 2410 2410 |
| 707÷7= 101 101 |
760-250= 510 510 |
8.4-7.5= 0.9 0.9 |
147÷7= 21 21 ． |
| 23+19= | 640-450= | 96÷3= | 44+49= |
| 80÷8= | 99÷9= | 84÷4= | 85+28= |
| 7.3-3.6= | 7+9.3= | 5-2.7= | 0÷3= |
| 30×50= | 15×20= | 2000÷4= | 84×0= |
| 580-340= | 5.7+9.1= | 800÷4= | 60×30= |
| 3600÷9= | 25×50= | 13×2000= | 72÷4= |
| 3.5+7.2= | 9.8-2.7= | 120×4= | 892×1= |
| 389+101= | 700×7= | 456-120= | 457+17= |
| 7200÷9= | 88÷4= | 44×2= | 75+25= |
| 25×4= | 50×2= | 70×20= | 900÷3= |
| 10-2.9= | 12+7.8= | 560+40= | 17×4= |
| 23+19= | 640-450= | 96÷3= | 44+49= |
| 80÷8= | 99÷9= | 84÷4= | 85+28= |
| 7.3-3.6= | 7+9.3= | 5-2.7= | 0÷3= |
| 30×50= | 15×20= | 2000÷4= | 84×0= |
| 580-340= | 5.7+9.1= | 800÷4= | 60×30= |
| 3600÷9= | 25×50= | 13×2000= | 72÷4= |
| 3.5+7.2= | 9.8-2.7= | 120×4= | 892×1= |
| 389+101= | 700×7= | 456-120= | 457+17= |
| 7200÷9= | 88÷4= | 44×2= | 75+25= |
| 25×4= | 50×2= | 70×20= | 900÷3= |
| 10-2.9= | 12+7.8= | 560+40= | 17×4= |
| 口算． 12×6= |
256-98= | 13×30= | 175+102= | 750+250= |
| 490-298= | 25×4= | 26×2= | 850-308= | 105×4= |
| 160×5= | 80×50= | 160×30= | 0×300= | 120×20= |
| 25×4= | 320×5= | 580÷2= | 170×4= | 28×20= |
| 150×6= | 630÷9= | 72×40= | 75+125= | 125×8= |
| 24×5= | 480÷60= | 37+75+63= | 0÷475= | 72-49= |
| 260+70= | 140÷14= | 125×8= | 360-90= | 300÷15= |
| 150×60= | 13×50= | 580÷29= | 50×16= | 680÷34= |
| 350×2= | 19×5= | 3000÷6= | 250×3= | 18×3= |
| 2800÷14= | 230×4= | 65-17= | 13×6= | 130×5= |
| 720+58= | 17×3= | 210÷7= | 765-60= | 620÷20= |
| 150×5= | 190×2= | 130+270= | 28×3= | 4×23= |
| 24×8= | 202+98= | 360×5= | 46+1054= | 16×4×25= |
| 45-45÷45= | 125×7×8= | 23×5×4= | 190÷2÷5= | 210÷3÷7= |
| 360÷4÷9= | 28+67-32= | 16×5+16×5= | 58+68÷2= | 19+81÷9= |
| 60÷5÷2= | 12×（47-27）= | 550÷5-39= | 80-29-41= |
| 60÷3=________ | 1.4-0.8=________ | 300÷6=________ | 140÷2=________ |
| 46+38=________ | 240÷6=________ | 1800÷9=________ | 4200÷7=________ |
| 46÷2=________ | 330-70=________ | 125×8=________ | 72÷9=________ |
| 606÷3=________ | 150÷5=________ | 630÷9=________ | 300-300÷6=________ |
| 16×20=________ | 4.1+0.8=________ | 50×16=________ | 13×3=________ |
| 14×20=________ | 0÷11=________ | 20×60=________ | 19×20=________ |
| 86-68=________ | 30×12=________ | 20×40=________ | 330-70=________ |
| 80×9=________ | 11×60=________ | 12×20=________ | 18×40=________ |
| 33×30=________ | 9-4.8=________ | 3.6-1.8=________ | 6.7+2.5=________ |
| 24÷4=________ | 80-6=________ | 60÷4=________ | 4+28=________ |
| 25+75=________ | 0.6+1.5=________ | 15×50=________ | 141÷3=________ |
| 91÷7=________ | 3×4×5=________ | 137-67=________ | 380×10=________ |
| 50×50=________ | 26÷2=________ | 6.2+3.9=________ | 783÷6=________ |
| 804÷2=________ | 7×0=________ | 780-70=________ | 2407+3=________ |
| 707÷7=________ | 760-250=________ | 8.4-7.5=________ | 147÷7=________． |
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