精编小学二年级数学寒假计算训练营 2文档格式.docx
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10+19=78-24=31+21=
107831
+19-24+21
42+20=88-28=67-21=
428867
+20-28-21
29+45=67-17+18=5×
7-1=
70+10=20+17-18=3×
6+18=
71-12=18+33+24=22+7=
28+30=87-21-31=50-20=
80-28=74-17+13=3×
1=
15+34=42+48-14=6×
9-18=
40+50=13+27+11=6×
9+19=
15+46=97-50=35-11=
159735
+46-50-11
40+40=81-29=60+13=
408160
+40-29+13
28+22=68-38=53+22=
286853
+22-38+22
10+13=71-13+15=9×
4-18=
70+80=23+21-21=1×
8+14=
80-25=20+18+12=68+6=
29+64=83-19-30=90-20=
86-78=98-17+17=2×
7=
42+18=21+49-17=6×
8-3=
30+50=23+17+23=5×
2+7=
18+11=68-25=52-13=
186852
+11-25-13
22+23=75-33=45+14=
227545
+23-33+14
16+25=54-30=66-10=
165466
+25-30-10
19+37=92-20+20=5×
5-13=
30+50=13+34-17=6×
4+2=
92-32=18+11+28=99+4=
21+57=84-14-11=70-20=
94-44=64-17+12=7×
5=
26+42=14+20-11=9×
7-14=
80+60=23+17+12=2×
3+9=
31+46=91-15=67-10=
319167
+46-15-10
45+49=65-19=34-27=
456534
+49-19-27
47+30=87-49=69-13=
478769
+30-49-13
38+31=75-20+16=9×
6-16=
80+60=41+47-20=4×
89-41=15+18+16=69+5=
25+38=98-18-37=60-10=
82-24=50-17+12=1×
10+22=29+27-16=9×
7-16=
10+20=19+23+24=4×
4+16=
37+50=64-46=58-24=
376458
+50-46-24
21+17=52-49=49+25=
215249
+17-49+25
39+34=55-24=44-10=
395544
+34-24-10
16+37=98-14+19=6×
4-19=
10+90=13+32-11=7×
1+2=
94-50=17+10+28=17+2=
26+31=98-26-11=80-30=
92-22=78-11+11=9×
32+31=47+49-16=5×
8-9=
80+60=26+31+27=4×
2+19=
39+19=54-15=61-13=
395461
+19-15-13
12+21=97-43=33-18=
129733
+21-43-18
45+17=60-21=63+22=
456063
+17-21+22
11+13=98-17+15=8×
9-10=
60+70=14+42-18=1×
3+13=
71-48=19+19+18=19+12=
24+39=86-15-38=60-40=
86-23=73-12+18=3×
8=
29+41=14+11-14=5×
5-8=
30+40=29+26+25=5×
13+25=56-22=58+17=
135658
+25-22+17
33+41=62-49=34-13=
336234
+41-49-13
29+31=93-49=68-15=
299368
+31-49-15
50+24=84-11+18=5×
9-12=
30+40=40+30-20=9×
94-58=16+13+33=94+3=
26+35=79-23-35=50-20=
85-79=59-17+16=8×
37+27=46+44-11=5×
8-15=
20+60=25+27+29=2×
1+18=
49+48=73-32=60+15=
497360
+48-32+15
30+49=54-18=68+26=
305468
+49-18+26
13+13=92-34=60+21=
139260
+13-34+21
40+31=79-16+15=5×
8-11=
10+70=31+49-18=8×
9+4=
83-11=30+20+26=18+11=
22+54=95-29-29=90-20=
91-68=90-16+14=8×
33+29=38+33-21=9×
5-20