二年级口算二位数连加连减.doc

63+29-37= 88-18-21= 49+19+17= 37+27+17=
99-47+42= 35+42-19= 47-38+52= 85-58+49=
38+27-39= 97-79+12= 36+63-39= 18+81-19=
63-57+58= 56-49+47= 98-8+9= 63-36+59=
49-40+9= 79-17+19= 54-45+39= 88-29-36=
37+59-42= 54-45+49= 36+63-72= 29+19+39=
100-99+9= 85-58-5= 63+17-50= 90-9+19=
37+42-56= 89-9+8= 75-57-2= 41+14+25=
88-8-68= 36-26+49= 50-15+14= 72-27+19=
97-8-65= 83-38+16= 54-15-26= 70-14-29=
19+27+29= 35+53-29= 67-29-14= 81+18-29=
41+9-4= 50+5-49= 31+13+42= 60-60+6=
88-8+12= 29+35+19= 46+28-32= 19+18+34=
97-9+7= 25+52-36= 40+14-28= 31+19-18=
45+21+19= 46+27-51= 42-19+46= 18+81-29=
38+9-31= 56+17+14= 27+72-29= 36+28-53=
45+4-5= 19+9+60= 40-40+51= 31+13-13=
36+16-29= 63+13-49= 38+28+31= 51-15+29=
19+12-27= 31+13+49= 35+51-29= 46-41+51=
67-17-29= 80-12-17= 36+60-90= 47+27-60=
83-38-18= 90-15-29= 83-29-18= 74-47-15=
36+46-26= 35+53-49= 88-28-26= 31-19-11=
54+45-99= 83-38-28= 61-51-9= 83-38-28=
72-27-23= 84-48-19= 83-31-26= 57-17-29=
46+41-80= 35+53-34= 67-27-38= 95-59-9=
23+21+39= 19+13+26= 43+17+28= 46+6-42=
35+35-70= 42+49-90= 90-9-67= 83-25-26=
63+29-37= 88-18-21= 49+19+17= 37+27+17=
99-47+42= 35+42-19= 47-38+52= 85-58+49=
38+27-39= 97-79+12= 36+63-39= 18+81-19=
63-57+58= 56-49+47= 98-8+9= 63-36+59=
49-40+9= 79-17+19= 54-45+39= 88-29-36=
37+59-42= 54-45+49= 36+63-72= 29+19+39=
100-99+9= 85-58-5= 63+17-50= 90-9+19=
37+42-56= 89-9+8= 75-57-2= 41+14+25=