4.8+2.3= 5.6÷7= 4.7+6.2=
3.7-0.07= 27÷0.01= 3.72+2.28=
0.62+0.38= 1.25×4= 0.45÷0.09=
5.2×0= 1.73+3.2= 1.12×100=
8.7÷0.29= 10.3+5.2= 1. 03-0.9=
12.4+0.37= 0.04×25= 0.29-0.18=
4.83-2.53= 1.25×0.8= 1-0.02=
1.7-0.9= 3.6+4= 8.5÷5=
6+7.8= 3.9-2.8= 2.73-0.63=
1-0.62= 7÷0.5= 1÷4=
4-0.9= 6.3×101= 1.8÷0.9=
0.9×6= 0.1×0.01= 28.6÷1000=
1.4×0.2= 5÷2.5= 4.2÷0.3=
2.4÷0.6= 0.36÷3= 10-4.3=
60×0.05= 1.7×3= 4.5×0.2=
7×0.08= 2.8÷0.04= 4.5+0.55=
1.6×5= 0.37×20= 2.3×0.6=
0.81÷0.9= 6.8-0.08= 2.8-1.8=
0.25×28= 0.72÷0.12= 96÷2.4 =
1.25×1000 = 0.19×300= 0.24×500=
0.25×8= 4.2×0.4= 7.2÷0.08=
5.6÷3.5= 0.06×0.3= 3.6÷0.45=
0.8×0.125= 3.5×0.2= 24÷0.25=
1.6÷0.25= 1.2×0.8= 1.2÷0.8=
100÷2.5= 3.24+1.76= 1-0.98=
1-0.001= 7.2×1.25= 12×0.5=
5×1.8= 6.5÷0.13= 48×0.25=
19.9×2.5= 3.9×4= 6.30÷7=
0.8×0.7= 48÷0.6= 2.5×16=
0.9×0.6= 2.5×4= 1-0.74=
3.9+0.8= 0.7-0.19= 1.21÷11=
1.44÷9= 6.43+1.95= 1-0.76
3.5+7.5= 0.65÷0.5= 6.43+1.57=
6-5.03= 0.14×6= 10÷0.4=
2.76×100= 3.56÷100= 1.02×8=
35-0.35= 0÷0.25= 1000÷12.5=
1.44÷12= 0×3.56= 0.36×2=
0.51÷17= 10÷0.4= 0.25×8=
0.14×6= 0.85+0.15= 36×2.5=
0.99÷9= 8.8÷4= 7.6÷2=
4.4+56= 2.1×32= 1.25×0.8=
0.56+0.44= 7-5.3= 0.8-0.23=
1-0.89= 5.8+4.2= 1.23-0.6=
3-2.5= 2-1.3= 1.4×0.6=
3.2÷8= 1.3×0.5= 8.1÷0.9=
3.6÷6= 0.38+0.43= 7.1-3.8=
1.8÷0.6= 0.3×101= 1.2÷4=
9÷2.5÷4= 3.7×5×0.2=
5.4×99+5.4= 72×9.9+7.2=
0.64+0.64×99= 8×0.5×0.2=
(5.25-4)×8= 21.6-3.8-7.2=
45÷0.5÷2= 4×3.7×0.25=
1.5+4.2+0.5= 3.6×0.2×1=
7.5×5.3÷5.3= 1.7×25×4=
2.7-1.8-0.2= 1.8×6-1.8=
2.8×9+2.8= 0.32×0.2×5=
10-0.8×10= 8.5–0.24-1.76=
6.5+3.5+1.8= 9×1.25×8=
0.25×4÷0.25×4= 5.3+9.9+4.7=
4.6-4.6÷4.6= 0.8+0.2-0.8+0.2=
3.82+2.5+6.18= 4.9+0.1-4.9+0.1=
8.7-1.9-3.1= 0.7×16–16×0.3=
(12.5+1.25)×0.8= (5.6+3.5)÷0.7=
9.1÷4-3.1÷4= 8.92-0.03-1.97=
0.175÷0.25÷4= 0.8×0.8×0.5=
12.5÷0.25+7.5×4= 42÷4-32×0.25=
5.6×0.125+4.4÷8= 2.4×0.7+24×0.03=
5.4+3.2+4.6= 8.4×0.5-5.4÷2=
18.7-(9.9+8.7= 25.4-(19.8-4.6=
4.5-1.25-0.75-0.5= 5.7×0.5-1.7×0.5
(12.6-0.75-0.25) ÷0.01= 4.8÷0.6+4.8÷0.4=
费了一番功夫,给个分数吧
o(∩_∩)o
四年级数学题:一个小数的小数点向左移动一位比原数小6.03,原数是()
0.35×1.6+0.35×3.4
0.25×8.6×4
6.72-3.28-1.72
0.45+6.37+4.55
5.4+6.9×3-(25-2.5)2×41846-620-380
4.8×46+4.8×54
0.8+0.8×2.5
1.25×3.6×8×2.5-12.5×2.4
28×12.5-12.5×20
23.65-(3.07+3.65)
(4+0.4×0.25)8×7×1.25
1.65×99+1.65
27.85-(7.85+3.4)
48×1.25+50×1.25×0.2×8
7.8×9.9+0.78
(1010+309+4+681+6)×12
3×9146×782×6×854
5.15×7/8+6.1-0.60625
1. 3/7 × 49/9 - 4/3
2. 8/9 × 15/36 + 1/27
3. 12× 5/6 – 2/9 ×3
4. 8× 5/4 + 1/4
5. 6÷ 3/8 – 3/8 ÷6
6. 4/7 × 5/9 + 3/7 × 5/9
7. 5/2 -( 3/2 + 4/5 )
8. 7/8 + ( 1/8 + 1/9 )
9. 9 × 5/6 + 5/6
10. 3/4 × 8/9 - 1/3
11. 7 × 5/49 + 3/14
12. 6 ×( 1/2 + 2/3 )
13. 8 × 4/5 + 8 × 11/5
14. 31 × 5/6 – 5/6
15. 9/7 - ( 2/7 – 10/21 )
16. 5/9 × 18 – 14 × 2/7
17. 4/5 × 25/16 + 2/3 × 3/4
18. 14 × 8/7 – 5/6 × 12/15
19. 17/32 – 3/4 × 9/24
20. 3 × 2/9 + 1/3
21. 5/7 × 3/25 + 3/7
22. 3/14 × 2/3 + 1/6
23. 1/5 × 2/3 + 5/6
24. 9/22 + 1/11 ÷ 1/2
25. 5/3 × 11/5 + 4/3
26. 45 × 2/3 + 1/3 × 15
27. 7/19 + 12/19 × 5/6
28. 1/4 + 3/4 ÷ 2/3
29. 8/7 × 21/16 + 1/2
30. 101 × 1/5 – 1/5 × 21
31.50+160÷40 (58+370)÷(64-45)
32.120-144÷18+35
33.347+45×2-4160÷52
34(58+37)÷(64-9×5)
35.95÷(64-45)
36.178-145÷5×6+42 420+580-64×21÷28
37.812-700÷(9+31×11) (136+64)×(65-345÷23)
38.85+14×(14+208÷26)
39.(284+16)×(512-8208÷18)
40.120-36×4÷18+35
41.(58+37)÷(64-9×5)
42.(6.8-6.8×0.55)÷8.5
43.0.12× 4.8÷0.12×4.8
44.(3.2×1.5+2.5)÷1.6 (2)3.2×(1.5+2.5)÷1.6
45.6-1.6÷4= 5.38+7.85-5.37=
46.7.2÷0.8-1.2×5= 6-1.19×3-0.43=
47.6.5×(4.8-1.2×4)= 0.68×1.9+0.32×1.9
48.10.15-10.75×0.4-5.7
49.5.8×(3.87-0.13)+4.2×3.74
50.32.52-(6+9.728÷3.2)×2.5
51.[(7.1-5.6)×0.9-1.15] ÷2.5
52.5.4÷[2.6×(3.7-2.9)+0.62]
53.12×6÷(12-7.2)-6 (4)12×6÷7.2-6
102×4.5
7.8×6.9+2.2×6.9
5.6×0.25
8×(20-1.25)
1)127+352+73+44 (2)89+276+135+33
(1)25+71+75+29 +88 (2)243+89+111+57
9405-2940÷28×21
920-1680÷40÷7
690+47×52-398
148+3328÷64-75
360×24÷32+730
2100-94+48×54
51+(2304-2042)×23
4215+(4361-716)÷81
(247+18)×27÷25
36-720÷(360÷18)
1080÷(63-54)×80
(528+912)×5-6178
8528÷41×38-904
264+318-8280÷69
(174+209)×26- 9000
814-(278+322)÷15
1406+735×9÷45
3168-7828÷38+504
796-5040÷(630÷7)
285+(3000-372)÷36
1+5/6-19/12
3x(-9)+7x(-9
(-54)x1/6x(-1/3)
1.18.1+(3-0.299÷0.23)×1
2.(6.8-6.8×0.55)÷8.5
3.0.12× 4.8÷0.12×4.8
4.(3.2×1.5+2.5)÷1.6 (2)3.2×(1.5+2.5)÷1.6
5.6-1.6÷4= 5.38+7.85-5.37=
6.7.2÷0.8-1.2×5= 6-1.19×3-0.43=
7.6.5×(4.8-1.2×4)= 0.68×1.9+0.32×1.9
8.10.15-10.75×0.4-5.7
9.5.8×(3.87-0.13)+4.2×3.74
10.32.52-(6+9.728÷3.2)×2.5
11.[(7.1-5.6)×0.9-1.15] ÷2.5
12.5.4÷[2.6×(3.7-2.9)+0.62]
13.12×6÷(12-7.2)-6
14.12×6÷7.2-6
15.33.02-(148.4-90.85)÷2.5
1)23+(-73)
(2)(-84)+(-49)
(3)7+(-2.04)
(4)4.23+(-7.57)
(5)(-7/3)+(-7/6)
(6)9/4+(-3/2)
(7)3.75+(2.25)+5/4
(8)-3.75+(+5/4)+(-1.5)
(9)(-17/4)+(-10/3)+(+13/3)+(11/3)
(10)(-1.8)+(+0.2)+(-1.7)+(0.1)+(+1.8)+(+1.4)
(11)(+1.3)-(+17/7)
(12)(-2)-(+2/3)
(13)|(-7.2)-(-6.3)+(1.1)|
(14)|(-5/4)-(-3/4)|-|1-5/4-|-3/4|)
(15)(-2/199)*(-7/6-3/2+8/3)
(16)4a)*(-3b)*(5c)*1/6
1. 3/7 × 49/9 - 4/3
2. 8/9 × 15/36 + 1/27
3. 12× 5/6 – 2/9 ×3
4. 8× 5/4 + 1/4
5. 6÷ 3/8 – 3/8 ÷6
6. 4/7 × 5/9 + 3/7 × 5/9
7. 5/2 -( 3/2 + 4/5 )
8. 7/8 + ( 1/8 + 1/9 )
9. 9 × 5/6 + 5/6
10. 3/4 × 8/9 - 1/3
6.03÷9=0.67
0.67×10=6.7
因为一个小数的小数点向左移动一位,这个数就变成了原来的十分之一,那他们相差的就是剩下来的十分之九,将6.03除以9以后就是原数的十分之一了,那再乘以10就变成了原数
