六年级数学计算题300道?首先,我们来看一下这道题目:5/11-4×2.75。解题时需要注意运算顺序,先计算乘法,然后进行减法运算。接着是:13.375+5.75+2.25+6.625。这道题目是简单的加法运算,直接相加即可得出答案。接下来是一道带有除法的题目:(15.1-9036)÷18。先计算括号内的差值,然后进行除法运算。那么,六年级数学计算题300道?一起来了解一下吧。
一定要把括号外的数分别乘括号里的两个数,再把积相加或相减。
(8+40)×25 125×(8+80) 48×(5+100) 24×(2+10) 75×(1000—2) 15×(40— 8)
例如:
(1)2.64×51.9+264×0.481
=264×0.519+264×0.481
=264×(0.519+0.481)
=264×1
=264
(2)9.16×1.53-0.053×91.6
=9.16×1.53-0.53×9.16
=9.16×(1.53-0.53)
=9.16×1
=9.16
小学数学简便方法归纳
1、提取公因式:这个方法实际上是运用了乘法分配律,将相同因数提取出来,考试中往往剩下的项相加减,会出现一个整数。
2、借来借去法:看到名字,就知道这个方法的含义。用此方法时,需要注意观察,发现规律。
3、拆分法:拆分法就是为了方便计算把一个数拆成几个数。
50—8*1.25+4*2.5=
40*2.5+0.8*1.25=
100*2.5*1.25*0.04*0.008=
1、某校参加数学竞赛的男生人数比女生人数的4倍少8人,比女生人数的3倍多24人,这个学校参加数学竞赛的男生有多少人?女生有多少人?
2、修一条长200米的水渠,已经修了80米,再修多少米刚好修了这条水渠的3/5?
3、一本书600页,第一天看了它的1/4,第二天看了它的2/5,两天一共看了多少页?
4、爱达花园小学向希望工程捐款,六(1)班捐的占六年级的1/3,六年级捐的占全校捐款的1/4,全校共捐款2400元,六(1)班捐了多少元?(用两种方法解答)
5、甲乙两地相距60千米,汽车从甲地开往乙地,当汽车超过全程中点10千米时,还剩下全程的几分之几?
6、学校去年植树120棵,今年植树的棵树比去年的3/4多5棵,今年植树多少棵?
7、学校今年植树120棵,比去年的3/5多5棵,去年植树多少棵?
8、一筐苹果,第一次卖出它的一半,第二次卖出的是第一次的4/5,还剩下这筐苹果的几分之几没有卖?
9、一个乒乓球从25米的高空下落,每次弹起的高度是下落高度的2/5,它第四次下落后又能弹起多少米?
10、一批加工服装的任务按4:5分配给甲、乙两个车间,实际甲车间生产了450套,超过分配任务的1/4。
45+15×6= 135
250÷5×8=400
6×5÷2×4=60
30×3+8=98
400÷4+20×5= 200
10+12÷3+20=34
(80÷20+80)÷4=21
70+(100-10×5)=120
360÷40= 9
40×20= 800
80-25= 55
70+45=115
90×2= 180
16×6= 96
300×6= 1800
540÷9=60
30×20= 600
400÷4= 100
350-80= 270
160+70=230
18-64÷8= 10
42÷6+20=27
40-5×7= 5
80+60÷3=100
41+18÷2= 50
75-11×5= 20
42+7-29= 20
5600÷80=70
25×16= 400
120×25= 3000
36×11= 396
1025÷25=41
336+70= 406
25×9×4= 900
200-33×3= 101
3020-1010=2010
12×50= 600
25×8= 200
23×11= 253
125÷25=5
4200-2200=2000
220+80= 300
20×8×5= 800
600-3×200=0
20+20÷2= 30
35-25÷5= 30
36+8-40= 4
2800÷40=70
98÷14 = 7
96÷24 = 4
56÷14 =4
65÷13 = 5
75÷15 = 5
120÷24 =5
200÷25 = 8
800÷16 = 50
840÷21 =40
560÷14 = 40
390÷13 = 30
600÷15 =40
72÷24 = 3
85÷17 = 5
90÷15 =6
96÷16 = 6
78÷26 = 4
51÷17 =3
80÷40 = 2
100÷20 = 5
100÷4 =25
240÷40 = 6
920÷4 = 230
300÷60=5
64÷2 = 32
64÷4 = 16
50÷5 =10
60÷8 = 7.5
96÷4 = 24
90÷6 =15
400+80 = 480
400-80 = 320
40×80 =3200
400÷80 = 5
48÷16 = 3
96÷24 =4
160×5= 800
4×250= 1000
0×518= 0
10×76= 760
36×10=360
15×6= 90
24×3= 72
5×18= 90
26×4= 74
7×15=105
32×30= 960
40×15= 600
60×12= 720
23×30= 690
30×50=1500
5×700=3500
7.325-3.29-3.325
7.325-(5.325+1.7)
3.29×0.25×4
0.125×8.8
0.125×3.2×2.5
3.5×99+3.5
3.5×101-3.5
3.5×9.9+3.5×0.1
3.5×2.7-3.5×0.7
3.5÷0.6-0.5÷0.6
3.07-0.38-1.62
1.29+3.7+2.71+6.3
8-2.45-1.55
23.4-0.8-13.4-7.2
3.2+0.36+4.8+1.64
1.23+3.4-0.23+6.6
12.7-(3.7+0.84)
36.54-1.76-4.54
0.25×0.73×4
7.6×0.8+0.2×7.6
0.85×199
0.25×8.5×4
1.28×8.6+0.72×8.6
12.5×0.96×0.8
0.8×(4.3×1.25)
3.12+3.12×99
28.6×101-28.6
(4.23+6.17)×0.8
0.86×15.7-0.86×14.7
14-7.32-2.68
2.64+8.67+7.36+11.33
9.16×1.5-0.5×9.16
930÷0.6÷5
0.35×1.25×2×0.8
32.4×0.9+0.1×32.4
3.29+0.73+2.27
3.29-0.73-2.27
7.325-3.29-3.325
7.325-(5.325+1.7)
7.325-(5.325-1.7)
3.29+0.73-2.29+2.27
3.29×0.25×4
0.125×8.8
0.25×0.28
0.125×3.2×2.5
0.25×4÷0.25×4
3.5×99+3.5
3.5×101-3.5
34x46=
39÷0.5=
1.23+6.52=
7.2-4.37=
42.6x2.3=
98÷49=
1.23+5.69=
49-7.2=
2.16x3.1=
69÷3.3=
1.26+5.21=
8-4.15=
79x34=
29.29÷29=
9.28+7.32=
32-19.5=
67x2.4=
36.8÷16=
2.65+9.32=
79-36.5=
46x4.11=
4.83÷3 =
8.28+4.75=
200-123.32=
2.001x0.3=
4.692÷2.3=
9.23+5.45=
89-79.9=
3.6x4.06=
0.56÷0.07=
6.23-4.53=
42-29.8=
2x0.001=
8.64÷8=
6.52+2.63=
36-15.4=
0.9x84=
3.6÷0.09=
4.62+8.95=
49.2-38.9=
0.2x3.8=
0.56÷0.8=
7.24+6.21=
56-12.12=
1.1x1.1=
0.81÷0.27=
8.52+4.65=
76-8.47=
3.9x1.3=
0.45÷0.15=
3/7 × 49/9 - 4/3 = 27/63 - 4/3 = 27/63 - 84/63 = -57/63
8/9 × 15/36 + 1/27 = 120/324 + 1/27 = 120/324 + 12/324 = 132/324 = 33/81
12× 5/6 – 2/9 ×3 = 10 - 2/3 = 10 - 6/9 = 10 - 2/3 = 8 2/3
8× 5/4 + 1/4 = 10 + 1/4 = 10 + 0.25 = 10.25
6÷ 3/8 – 3/8 ÷6 = 16/3 - 1/16 = 48/12 - 1/16 = 47 11/12
4/7 × 5/9 + 3/7 × 5/9 = (4/7 + 3/7) × 5/9 = 1 × 5/9 = 5/9
5/2 -( 3/2 + 4/5 ) = 5/2 - 19/10 = 25/10 - 19/10 = 6/10 = 3/5
7/8 + ( 1/8 + 1/9 ) = 7/8 + 17/72 = 63/72 + 17/72 = 80/72 = 20/18 = 10/9
9 × 5/6 + 5/6 = (9 + 1) × 5/6 = 10 × 5/6 = 50/6 = 25/3
3/4 × 8/9 - 1/3 = 24/36 - 12/36 = 12/36 = 1/3
7 × 5/49 + 3/14 = 35/49 + 3/14 = (35 × 14 + 3 × 49) / (49 × 14) = (490 + 147) / 686 = 637/686
6 ×( 1/2 + 2/3 ) = 6 × 5/6 = 30/6 = 5
8 × 4/5 + 8 × 11/5 = (8 × 4 + 8 × 11) / 5 = (32 + 88) / 5 = 120/5 = 24
31 × 5/6 – 5/6 = (31 × 5 - 1) / 6 = (155 - 1) / 6 = 154/6 = 25 4/6
9/7 - ( 2/7 – 10/21 ) = 9/7 - 4/21 = (9 × 3 - 4) / 21 = 27 - 4/21 = 27 - 0.1905 = 26.8095
5/9 × 18 – 14 × 2/7 = 10 - 4 = 6
17/32 – 3/4 × 9/24 = 17/32 - 27/96 = (17 × 3 - 27) / 96 = 51 - 27/96 = 51 - 0.28125 = 49.7188
7/32 – 3/4 × 9/24 = 7/32 - 27/96 = (7 × 3 - 27) / 96 = 21 - 27/96 = 21 - 0.28125 = 19.7188
1 + 5/6 - 19/12 = 1 + 10/12 - 19/12 = 1 - 9/12 = 1 - 0.75 = 0.25
285+(3000-372)÷36 = 285 + 2628/36 = 285 + 72.1111 = 357.1111
1+5/6-19/12 = 1 + 10/12 - 19/12 = 1 - 9/12 = 1 - 0.75 = 0.25
Please note that some of the calculations are not complete and may require further simplification or correction.
以上就是六年级数学计算题300道的全部内容,简便计算 简便计算中最常用的方法是乘法分配律。乘法分配律指的是ax(b+c)=axb+axc其中a,b,c是任意实数。相反的,axb+axc=ax(b+c)叫做乘法分配律的逆运用(也叫提取公约数),尤其是a与b互为补数时,这种方法更有用。也有时用到了加法结合律,比如a+b+c,b和c互为补数,内容来源于互联网,信息真伪需自行辨别。如有侵权请联系删除。