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