小学四年级数学上册口算天天练20文档格式.docx
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2=60÷
4=420+20=800+80=
400÷
80=10×
5=2×
10=5×
80=
7=150×
7=93-24=59-32=
90=160÷
4=100-40=150-30=
4×
22=14×
210÷
30=600÷
4=80-42=56-29=
16×
4=28÷
2=520+80=230+60=
480÷
80=27×
3=3×
30=9×
3=170×
9=92-35=64-15=
60=200÷
4=300+90=620-30=
5×
15=30×
70=9×
30=5×
360÷
90=320÷
2=71-47=91-39=
27×
3=60÷
4=260+50=560+50=
140÷
20=11×
5=9×
70=6×
50×
5=180×
7=55-10=70-14=
60=270÷
9=480-90=890+80=
18=26×
90=2×
60=6×
420÷
60=570÷
3=81-18=80-26=
14×
2=44÷
4=430-40=250+50=
150÷
30=29×
3=5×
80=8×
40=
10×
9=180×
7=92-31=77-43=
80=450÷
5=450-80=700-50=
11=10×
30=8×
40=5×
320÷
80=420÷
3=75-20=71-34=
23×
3=26÷
2=480+30=490-90=
50=16×
9=4×
70=4×
70=
70×
3=200×
9=85-22=64-24=
50=640÷
8=870-10=560-10=
6×
26=16×
30=2×
160÷
40=920÷
4=94-40=69-19=
9=42÷
3=290+60=830+50=
90=15×
5=190×
5=60-45=69-21=
60=360÷
4=240+40=550-70=
12=27×
90=5×
350÷
50=280÷
2=52-19=52-39=
5=940-10=700+20=
30=12×
9=7×
20=9×
8=160×
8=76-14=72-29=
60=560÷
8=850+60=870-70=
17=20×
60=3×
270÷
30=330÷
3=66-23=79-46=
13×
7=45÷
3=840+60=430-60=
100÷
20=14×
9=2×
7=110×
5=72-17=63-10=
720÷
80=280÷
7=430-20=650-50=
17=29×
50=5×
80=7×
810÷
90=840÷
4=83-42=85-39=
8=80÷
5=520-40=750+40=
60=18×
80=9×
20×
9=160×
9=73-14=59-37=
80=640÷
8=170-80=130-50=
25=17×
200÷
40=520÷
4=69-24=65-31=
12×
4=42÷
3=250-90=390-60=
60=19×
4=9×
5=94-14=59-26=
490÷
70=400÷
5=500-30=920-80=
19=19×
40=7×
10=4×
40=300÷
2=77-33=88-16=
29×
5=52÷
4=530-60=160+30=
180÷
30=26×
4=6×
40=8×
6=160×
8=68-42=60-11=
50=200÷
4=670-40=980+50=
7×
28=13×
280÷
70=840÷
4=65-27=68-16=
24×
2=40÷
4=960+80=980-50=
60=30×
6=3×
40×
2=180×
5=98-43=80-30=
80=300÷
6=400+40=380+90=
8×
23=21×
50=4×
80=4×
90=690÷
3=54-31=91-22=
15×
5=60÷
5=350-10=200-40=
640÷
80=15×
2=2×
20=5×
8=110×
2=56-10=78-45=
70=360÷
6=510+30=830+30=
22=25×
20=8×
40=360÷
2=71-29=92-16=
19×
7=75÷
5=380-70=110-20=
60=20×
2=6×
3=140×
4=77-20=94-12=
90=150÷
5=880-80=940-30=
24=25×
50=2×
30=4×
40=260÷
2=76-45=63-31=
8=20÷
2=670+30=500+10=
80=28×
4=4×
20=6×
8=190×
6=65-11=59-33=
40=280÷
7=240-30=660+90=
14=22×
10=9×
30=720÷
4=61-46=89-15=
22×
2=36÷
2=930+70=980+70=
80=29×
9=9×
80=5×
3=110×
7=79-31=53-12=
40=160÷
4=350+50=770+20=
11=19×
10=6×
80=600÷
4=54-21=81-25=
9=36÷
2=220+70=630+50=
20=24×
20=2×
9=150×
2=73-42=90-20=
70=540÷
9=510-40=220-90=
26=22×
40=6×
80=510÷
3=55-35=57-31=
5=44÷
4=620+70=410-30=
70=30×
2=7×
20=3×
7=120×
6=59-36=79-19=
70=180÷
6=200-20=520+70=
21=12×
10=8×
3=92-37=73-34=
25×
5=36÷
2=350+20=540-20=
40=20×
3=4×
2=190×
8=64-27=80-12=
90=270÷
9=280-20=260-90=
26=23×
90=8×
40=380÷
2=89-33=73-42=
3=64÷
4=710-80=890-60=
3=7×
5=200×
5=64-26=73-29=
120÷
40=480÷
6=370+10=140+30=
21=26×
40=690÷
3=80-13=98-48=
21×
7=39÷
3=250+80=460+10=
7=9×
2=91-25=61-17=
4=160-70=720-40=
17=28×
70=2×
60=920÷
4=56-14=60-12=
8=32÷
2=110-50=480-60=
30=15×
6=4×
8=120×
3=53-22=59-15=
80=560÷
7=230-50=470+40=
26=29×
90=3×
30=480÷
3=70-17=71-21=
4=95÷
5=650-60=100+50=
30=18×
3=9×
2=110×
6=52-18=93-49=
40=240÷
4=800+30=960-40=
23=11×
50=440÷
4=58-40=66-16=
3=56÷
4=700+30=110+40=
50=27×
5=3×
8=130×
7=88-19=68-34=
50=180÷
6=400-20=460+50=
16=19×
40=960÷
4=92-22=54-18=
4=60÷
5=740-40=810-80=
20=26×
6=7×
90=4×
5=160×
3=92-12=73-15=
6=850+70=450+70=
23=25×
10=2×
80=6×
40=400÷
2=88-48=59-37=
3=24÷
2=290+10=710+60=
90=29×
40=3×
7=100×
5=78-45=97-35=
70=420÷
7=280-60=500+40=
11=30×
60=440÷
4=75-26=54-35=
5=680-90=550+80=
3=6×
9=200×
6=74-46=92-13=
40=200÷
4=220-30=850+50=
24=22×
40=320÷
2=74-45=84-20=
18×
5=30÷
2=400-60=480-10=
40=28×
50=3×
3=98-48=51-49=
5=890+70=140+40=
15=21×
70=8×
90=640÷
4=60-21=57-37=
6=40÷
4=160-40=700+90=
90=27×
5=6×
50=9×
3=61-17=76-45=
7=230-10=870+90=
4=64-31=99-36=
7=50÷
5=330-80=860+40=
70=15×
2=120×
3=67-41=50-15=
8=580-50=640+70=
25=26×
60=8×
80=440÷
2=76-14=59-47=
7=80÷
5=460-10=540-80=
80=16×
5=4×
3=100×
7=61-22=74-24=
6=720+60=310+10=
13=21×
60=400÷
4=53-15=60-26=
5=56÷
4=740+10=720+70=
80=18×
6=170×
8=66-28=69-25=
60=240÷
4=130-10=170+90=
12=18×
30=340÷
2=50-16=75-13=
7=52÷
4=120-90=260+50=
70=18×
5=5×
3=78-27=87-14=
70=630÷
9=260+80=230+90=
29=27×
2=83-26=86-42=
9=26÷
2=180+60=790+70=
7=53-15=58-35=
50=240÷
4=390+70=640-30=
30=22×
70=510÷
3=77-49=80-38=
6=48÷
4=280+90=600+90=
90=21×
4=7×
8=73-40=81-34=
50=400÷
8=630-50=250-90=
26=12×
90=720÷
4=86-14=84-20=
2=220-80=230-90=
30=6×
3=89-19=62-15=
70=490÷
7=550+50=130+20=
27=21×
60=4×
50=6×
50=600÷
3=82-32=76-17=
7=51÷
3=140-30=340-80=
40=18×
2=9×
4=100×
5=50-40=90-43=
8=580-50=900-30=
14=21×
40=440÷
4=58-34=98-35=
2=33÷
3=480-70=850+70=
7=3×
4=160×
5=98-32=89-21=
4=890-20=660-60=
10=28×
60=9×
80=720÷
3=50-40=58-35=
4=130+10=740+40=
80=17×
5=130×
4=64-15=75-35=
6=810+80=930-10=
27=20×
70=380÷
2=55-19=53-19=
5=48÷
3=360+90=920+30=
70=16×
9=8×
70=7×
4=180×
2=51-25=91-32=
90=420÷
6=480-30=940-40=
28=23×
3=77-41=71-19=
9=60÷
5=370-70=860-80=
50=30×
9=130×
3=86-25=65-30=
80=810÷
9=110-80=660+80=
16=11×
20=4×
60=760÷
4=75-17=67-30=
5=39÷
3=470+30=830+20=
7=140×
2=69-29=99-44=
80=400÷
8=350-80=610-30=
14=13×
80=3×
80=460÷
2=65-43=69-15=
3=42÷
3=600+20=370+70=
4=3×
20=7×
7=99-11=82-35=
90=250÷
5=860-90=220-10=
13=15×
70=3×
80=330÷
3=61-42=60-38=
6=51÷
3=170+80=850-20=
60=29×
8=2×
90=7×
6=140×
3=81-36=65-35=
60=420÷
7=560+50=380-40=
15=13×
3=81-32=85-29=
6=90÷
5=200-60=520+50=
30=10×
7=180×
3=65-31=60-38=
5=740+20=450-10=
60=480÷
2=67-16=52-44=
8=33÷
3=190+30=510+60=
50=22×
8=5×
4=200×
4=78-42=78-40=
8=160-40=110+30=
21=10×
80=340÷
2=50-45=54-24=
5=54÷
3=730-90=890-20=
60=16×
4=8×
6=100×
5=60-23=50-15=
90=360÷
6=680-50=840+80=
15=23×
40=9×
70=720÷
3=69-41=90-26=
2=24÷
2=380-50=220+70=
50=18×
4=170×
9=79-32=57-46=
5=520-30=370+70=
17=30×
70=5×
70=520÷
4=93-17=87-18=
7=56÷
4=750-40=100-20=
20=10×
7=6×
7=160×
5=76-38=78-37=
4=420-90=730-10=
15=1