人教版四年级数学下册口算题.doc

人教版四年级数学下册口算题.doc45+15x6=
75-11x5=
56-14 =
250-5x8=
.42+7-29=
65-13 =
6x54-2x4=
5600-80=
75-15=
30x3+8=
25x16=
120-24 =
400-4+20=
120x25=
200-25=
10+12-3=0
36x11=
800-16 =
(804-20+80)4-4=
1025-25=
840-21 =
70+(100-10x5)=
336+70=
560-14 =
360-40=
25x9x4=
390-13 =
40x20=
200-33x3=
600-15 =
80-25=
3020-1010=
32x30=
70+45=
12x50=
22x30=
90x2=
25x8=
6x201=
16x6=
23x11=
17x5=
300x6=
125-25=
4x60=
540-9=
4200-2200=
4500-900=
30x20=
220+80=
170+90=
400-4=
20x8x5=
4800-40=
350-80=
600-3x200=
14x201=
160+70=
20+20-2=
80-16=
18-64-8=
35-25-5=
4200-20=
42-6+20=
36+8-40=
2500-50=
40-5x7=
2800-40=
16x5=
80+60-3=
98-14 =
32x20=
41+18-2=
96-24 =
67x4=
2400-40=
3600-60=
87-3=
25x16=
48x9=
696-3=
125x6=
48x25=
780-20=
72-45=
362-85=
7204-454-2=
3000+200=
48x125=
35x8=
80-24= 4204-354-2=
25x32=
45-15=
78-2=
45x12=
6x85=
69-23=
67+25=
210-70= 710-420= 50x90= 22x8x5= 12x5= 6300-30= 690-420= 102+284= 480+290= 930-30= 23x3= 800x30= 2100-70= 612-12= 360+140= 1800-30= 880-20= 45x14= 3x90= 32+15= 28x7= 40x60= 32x20= 468+197= 6x80= 80-20 =
4700-10=
35x18=
57+19=
729+302=
75x19+75=
60-60=
45-18=
41-23=
70x60=
2400-20=
45x22=
91-28=
25x6x4=
45x6=
58+79+42=
25x28=
375+99=
80x5x6=
15x6=
7000-70=
90-25=
125x48=
45+45=
35x35+65x35=
125x16=
624-198=
125x80=
15+22=
9600-30=
44-15=
102x34=
630-90=
1800-90=
4500-45=
720-9-?4=
125x16=
25x40=
320x2=
97+18=
4904-354-2=
50x50=
10x24=
3604-454-2=
33x6x5=
45x14=
35x18=
12x40=
26+14=
264+198=
26x20=
81-27=
28004-254-4=
62+18=
123+259+741+477=
45x22=
5604-354-2=
95x46+46x5=
521-305=
25x4=
102x34=
35004-254-2=
254+99=
749+5036+251=
25+340=
45x12=
99x99+99=
5600-16=
750-570=
614-402=
67+28=
50-7=
4x50=
240-40=
69-=
20x2=
725-76-24= 125x24= 360-24= 1036-155-245= 865x99+865= 67x9+67= 655+777+345= 25x9x4x7= 1814-378-422= 398+558+442= 18004-54-2= 22x6x5= 870-232-168= -16= 72004-454-2= 7365-3999= 1