小学一年级数学下册口算练习题大全28.docx
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小学一年级数学下册口算练习题大全28
20+20=53+9=69-4-2=70-60-18=
40+10=22+1=77+9-7=90-80+15=
73-30=98-2=28+5-9=75-30+14=
40+20=48+7=72+6-3=90-40-2=
73-40=55-7=75+3-6=80-70-7=
90-80=13-5=57-5-5=73-40+3=
71-20=98-7=39+4-2=82-20+14=
70-10=60+8=38-5-2=72-20+15=
20+30=27-8=34-7-6=50-10+6=
50+40=95-4=89+1-4=90-80+18=
76-50=57-9=14+7-2=20-10-19=
40+10=59+9=44-9-5=78-20+8=
78-40=25+4=75+3-8=80-70+8=
74-40=12-5=17+3-1=89-30+12=
90-80=20+6=62-9-5=72-30+12=
90-80=88+6=75+6-2=90-10+10=
20+20=53-8=71-1-6=70-60-9=
96-20=96-3=60-3-8=63-50+18=
89-40=56+2=79+8-7=70-60+15=
50+20=55-0=88+6-1=64-40+11=
30+10=49-1=17-5-2=66-40+17=
68-40=80+3=15+5-3=90-80+6=
75-50=32+4=71-6-7=90-50+4=
10+30=56-8=86+9-4=60-20+12=
10+10=37+2=23+8-9=30-20+16=
30+40=76-1=64+8-9=90-60-17=
74-40=13-9=90-6-4=60-50-14=
60-50=80-8=55+2-2=81-40+19=
20+40=23+1=59+7-4=80-70+10=
90-70=77-4=57-1-1=90-80+9=
10+30=68-2=61+7-3=63-40+19=
50-40=33-9=90+1-8=71-60+6=
79-20=38-2=85-5-6=68-10+14=
90-80=24-3=31+4-8=70-20+10=
88-20=23+3=65-1-2=77-50+16=
82-40=56+6=46-5-5=85-10+6=
60-40=91-3=53-9-6=70-10-12=
95-10=60-6=68+8-6=90-80-9=
30+40=81+4=89-2-8=80-30+20=
80-50=54-5=18-8-1=80-50+5=
79-40=61-6=49+4-8=50-30-10=
30-20=48-2=59+5-9=65-30+8=
60-40=78+4=63+3-4=88-20+5=
80-70=49-3=78+9-6=84-30+4=
80-60=41-0=80-5-1=61-10+7=
73-10=81-3=43-8-2=85-40+9=
50+40=19+6=78-8-7=67-20+3=
70-10=48-5=34-5-3=64-60+6=
50+10=23+1=43-5-9=90-70-14=
70-10=75-7=46-6-3=80-10+18=
76-20=75+6=68-2-2=89-20+20=
62-60=53+6=22+5-1=90-80-15=
10+20=81-8=61+4-5=50-40-14=
84-20=73-8=86+4-1=74-60+11=
82-10=82+2=72-7-8=86-30+7=
92-30=35-8=87+8-7=61-30+11=
90-40=17-5=23-5-1=63-20+19=
74-10=47-1=69+3-6=80-50+6=
90-80=84+3=21-8-2=86-60+5=
90-80=29+9=86-6-3=89-50+17=
20+10=20-4=85-2-6=71-20+10=
80-10=79-2=20+3-4=90-50-18=
70-30=38+8=42-4-1=62-60+18=
93-20=11+3=78+4-3=78-50+6=
72-30=96-2=65+6-6=65-30+15=
40+30=98-0=25-8-7=60-20+17=
10+30=43+8=46-9-3=75-30+9=
30+10=43-2=60+3-4=90-60+9=
81-20=87+3=22+6-4=63-20+4=
40+40=33+3=50-4-6=90-80+3=
10+20=30-1=63-6-2=68-30+15=
40+30=84-6=65+4-4=73-20+2=
78-10=35-0=46-2-8=68-20+13=
30-10=36+6=78+9-1=61-30+6=
90-70=12+2=65+2-6=80-30-2=
40+40=53-6=76-1-4=70-40-18=
95-40=55+9=33+1-9=50-40-5=
90-80=88+8=45-9-1=30-20+16=
63-40=99-0=16+4-7=78-60+18=
72-60=45+6=79-8-1=62-20+8=
94-60=32-3=83-5-8=90-80+1=
74-20=16-8=16-5-6=62-10+20=
70-20=36-9=13+7-7=90-10-1=
78-10=91-2=19+1-7=50-20-1=
80-10=86+9=69-5-3=40-20-3=
20+10=84+8=21+6-5=87-30+2=
90-80=48+1=59+8-6=86-50+20=
90-70=12-0=43+1-5=89-20+6=
80-30=73+8=73+5-4=66-30+11=
40-20=59-6=81+5-4=80-20+12=
76-30=25+6=48-9-1=50-10-1=
75-20=32-8=64+1-9=88-50+15=
96-50=11-8=63-1-1=80-10+18=
50+40=34+3=60-2-4=78-60+2=
86-40=72-6=85+7-8=74-20+11=
70-50=64+6=49-9-5=89-40+2=
90-20=37+7=67-1-9=64-20+5=
30+40=38+2=65+7-9=80-50-18=
20+40=43+2=60+8-3=71-10+9=
84-50=90-4=11+9-7=60-50+10=
70-40=18+2=42+1-5=70-60-16=
86-20=59-0=25+2-8=66-20+1=
80-40=66+7=13-1-2=70-30-8=
20+10=21-8=77+2-9=86-10+19=
99-60=16+1=84+4-3=80-60+15=
50+10=83-8=45+2-2=65-60+11=
30-10=33+2=43+3-2=79-40+11=
50+30=72-5=31+7-6=86-10+14=
63-60=61+9=31+1-7=71-40+20=
60-50=77-9=83-6-6=72-10+12=
20-10=48+4=26+3-3=90-80+4=
86-40=64+5=88+2-5=89-60+1=
40-30=25+1=59+4-7=61-20+15=
70-20=18+1=77+6-5=61-10+9=
90-70=70+3=87-9-8=90-20-17=
50-40=81-0=16-4-8=67-20+16=
50-40=81+4=49-8-6=70-40+14=
30+20=83-1=76+5-6=70-60-2=
84-20=83+9=10+3-7=90-70+18=
30-20=76-2=59-5-8=40-10-10=
77-40=68-7=56+8-2=70-50-10=
94-10=18-7=17-3-6=77-40+4=
63-10=51+3=29+9-7=70-20+11=
90-80=45-1=79+9-3=70-50+14=
60-20=68+4=59-3-4=80-30+19=
76-10=18+7=59-7-3=80-50-8=
81-30=18+1=32-2-3=76-60+9=
10+10=55-2=27-5-8=80-60+11=
30+30=21+8=88-9-5=80-50+4=
70-60=52-0=90-9-9=81-10+17=
30-20=62+2=72+6-8=85-50+12=
69-60=73+1=46-2-4=73-20+8=
30+30=58-5=23+7-6=60-40-13=
40+40=80-6=22+9-2=70-10+15=
40+30=66+9=54+3-1=81-20+12=
68-40=90-4=15+2-6=60-50+19=
82-30=66-2=38-4-1=64-20+13=
90-10=42+9=45+9-1=90-80-9=
50+40=11+1=36+4-3=90-50+8=
40+10=78-5=90-1-3=90-80-1=
50-10=97-5=68-4-9=40-30+10=
70-40=38+2=62-5-7=85-10+11=
20-10=62+7=38-3-6=84-20+15=
80-20=14+8=57+1-4=80-30+15=
90-80=21+6=50+7-1=84-20+17=
64-40=14-1=21-8-4=80-70-19=
90-80=92-8=25-3-5=75-10+6=
80-50=81-8=75-8-9=71-50+18=
40+30=90+4=32+3-8=81-20+10=
30+20=27+7=63-4-3=50-40+5=
10+20=73-2=48+2-4=80-30+15=
90-50=59-2=77-3-1=70-10-13=
70-60=79+3=49+4-1=90-20+4=
69-10=44-2=33-3-4=90-80+3=
80-60=62+7=76+9-4=50-40+1=
70-40=34-5=48+5-3=90-80-16=
87-20=62+2=73-1-7=80-20+15=
66-20=88-7=10-3-7=60-50-1=
77-60=83+4=84+5-9=80-70+15=
90-60=99-4=80-3-6=88-40+4=
50+40=43-0=54-6-2=90-80+12=
77-10=54+3=85-3-7=62-20+19=
30-20=44-4=85-7-8=79-60+7=
97-60=97-5=71+2-6=70-30-3=
77-30=46+5=85-3-3=50-20-11=
85-10=67+3=44-1-2=80-10-18=
66-30=40+9=78+6-1=69-50+14=
62-10=19+5=46-1-3=74-40+3=
87-10=45-5=55-9-6=60-50-19=
71-10=57-9=33+6-4=72-10+11=
78-50=23+9=43-5-1=86-60+3=
20+20=20-8=73-3-7=65-60+20=
91-60=77+1=85+7-2=66-10+19=
30+40=23-0=63+5-7=80-40+16=
60-40=62-1=53+3-9=90-80+8=
20+10=40+2=50-6-4=60-10-1=
30+10=58+6=49-7-7=30-20+5=
90-60=30-0=21+4-8=66-30+15=
90-40=61-6=67-7-5=90-40-6=
10+20=34+3=90-4-5=83-10+7=
20+40=91-6=40-5-1=61-20+18=
90-70=51+4=89-7-7=90-80+15=
20+20=27-7=22-3-8=87-30+1=
94-50=74-4=74+3-2=30-10-14=
62-60=27-0=84-2-6=60-10+18=
96-40=79+6=39-9-6=90-30+7=
10+10=31-9=31+1-6=80-10-4=
87-60=15+5=48+8-4=90-80+11=
20+20=89+4=13-9-5=40-30+9=
79-20=51+4=73+9-3=77-50+15=
70-10=34+8=42-2-9=64-30+7=
10+30=18+4=27+4-3=80-50-6=
20+20=49-3=15-4-8=60-50-8=
90-30=29-7=84+6-8=77-30+16=
10+40=24+5=89+4-8=83-10+19=
86-40=49-4=34-9-5=67-50+15=
80-20=30-9=69+1-2=78-30+17=
75-10=24+5=14+5-3=90-50-8=
72-30=42-9=38+6-5=88-50+5=
90-70=44+2=23-9-1=78-40+2=
30-10=55+8=42-9-7=20-10-3=
70-60=90+8=69-9-9=90-40-14=
83-60=57+2=62+6-6=80-50+17=
10+30=68-6=68+4-5=60-10+16=
61-50=60-1=25-4-2=77-50+20=
82-50=71-8=58+5-5=80-70-2=
40+30=44+9=69-8-1=90-80-19=
30+10=67-6=31+4-9=76-30+19=
90-70=98-8=55-9-6=50-20-12=
61-60=49+3=37-6-7=77-20+5=
90-60=30-4=12+1-6=70-40-9=
50+30=55-5=68-6-3=70-20-3=
50-30=67-3=11+9-3=90-50-6=
78-60=90-4=56-8-1=73-40+12=
79-40=27-2=33-3-9=77-20+7=
65-20=33+3=66+8-2=86-30+10=
40+30=72-6=46+2-8=70-20+16=
30-20=32-3=13-7-2=80-20+6=
30+40=42-7=38-3-6=87-50+6=
40+20=73-5=81+6-2=77-40+7=
80-10=34+3=70+1-4=90-40+8=
40+20=19+9=57-9-6=90-80+10=
20+10=23-9=58+3-1=80-70+2=
70-50=34+6=75-9-5=65-10+6=
79-40=86-4=74-7-8=80-20-3=
99-50=76-4=76+1-9=70-40-15=
94-40=87+5=38+6-8=80-40-12=
76-20=49+2=41+9-1=90-60-5=
20+10=57-4=31-1-6=20-10+18=
10+20=11-3=14+3-6=62-30+14=
10+30=45+7=62-1-6=88-10+3=
91-40=39+5=37+9-2=70-60+12=
74-40=32-6=73-6-6=80-70+8=
50+40=42-2=20-6-9=60-50+6=
10+40=88-2=41+2-5=40-30-12=
30-20=87-3=87-2-4=90-10-9=
61-60=64+5=43+4-9=50-40+14=
60-20=39+7=82+3-7=63-60+18=
62-10=77-7=37+5-7=77-40+5=
80-70=38-7=45-6-5=40-10+8=
50+40=49-2=82+2-8=60-40+11=
99-60=72+6=75-3-3=62-50+9=
90-60=94-9=37+5-5=77-30+4=
90-70=81+3=21-8-3=86-40+15=
50+40=24-6=76+5-1=80-30+11=
50+20=17+8=67-5-2=62-10+12=
90-20=29-5=78+7-6=67-40+3=
30+20=51+3=73-5-8=90-70+2=
50+40=44+2=24+8-7=86-60+7=
70-40=38-8=46+7-9=80-20-13=
10+20=49+8=88+9-6=20-10+12=
50+40=84-7=10+5-3=80-70+6=
50+40=40-3=72-1-2=90-10+19=
94-20=76+4=23-3-3=85-40+17=
50+20=38-7=68-8-1=89-30+1=
40-10=76-4=74+6-1=90-50-4=
90-10=22+7=74-3-7=84-10+20=
50-10=18-4=45-6-3=72-30+5=
50+20=62+2=45+8-8=62-40+16=
90-30=38+6=49+1-3=89-10+9=
90-80=92-0=81+3-6=40-20+8=
90-30=22-0=82-5-3=70-30-14=
70-50=22+8=45+4-8=83-30+15=
93-20=77+4=57+2-3=65-30+15=
73-20=68+3=27+4-1=80-50+9=
67-50=45-0=39+2-5=70-60-1=
80-70=34-1=41-5-2=60-50-17=
30+40=75-5=32-8-8=90-70-14=
95-20=60+9=47+6-2=60-20+12=
92-40=68+3=15+9-1=64-10+4=
40+20=70-7=88-7-9=85-60+11=
77-30=88-7=49-7-7=50-10-17=
80-70=53+8=64+8-7=40-20-1=
70-60=98-1=58-3-1=90-30-13=
40-10=29+6=35+2-4=90-80-2=
65-30=38-1=33+5-2=81-50+17=
10+20=69-8=82+4-5=69-10+19=
84-20=36+8=40+2-1=70-60-12=
90-70=64+3=39+6-7=89-10+1=
20+10=58+5=10-6-4=65-30+14=
50+10=42-3=34-9-9=81-40+2=
80-20=49-6=42-1-8=86-50+17=
40+20=54-2=75-2-2=70-60-7=
90-80=87-3=42+2-2=90-80-4=
80-70=73-2=51+2-2=80-70+14=
80-60=71-1=61-1-8=60-30+15=
90-80=33+8=56+3-7=40-20+11=
50+10=63+9=55-3-6=70-10+18=
90-10=19+1=63+6-5=79