文档介绍：Company number【1089WT-1898YT-1W8CB-9UUT-92108】
小学一年级加减法口算题
20+75= 64-32= 87-72=
88-8= 48-29= 62+26=
86-77= 39-36= 75+24=
51+27= 8+91= 24+43=
13+74= 89-53= 74-55=
80+18= 6+67= 19+18=
93-33= 55+35= 100-57=
34+53= 23-17= 76-65=
72+23= 43+42= 75-14=
40-33= 68+15= 18+32=
76+14= 64-45= 62+32=
83-62= 68-11= 78-15=
69-28= 27+15= 50+16=
98-44= 12+49= 76+24=
65+9= 21+35= 100-56=
29+67= 34-16= 36+49=
39-23= 95-83= 45+13=
82+13= 17+43= 13+55=
93-38= 91-37= 59-54=
73+23= 78-57= 47-19=
95-26= 68-44= 64+17=
57+19= 71-17= 13+67=
39+19= 19+35= 54+46=
90-29= 22+38= 52-11=
89-42= 27-14= 33-19=
44-28= 29+30= 58-28=
8+18= 83-31= 12+67=
50-19= 74-68= 58+16=
18+56= 27+70= 53-34=
79-32= 24+49= 23-17=
20+26= 45-43= 21+35=
34-13= 65-23= 48+17=
27+34= 100-28= 26+55=
89-67= 37+47= 44-31=
15+48= 42+28= 59+13=
96-43= 48-17= 16-14=
92-63= 17+19= 30+41=
48-47= 50+18= 67+12=
53+22= 63+10= 65-21=
16+70= 59-38= 23+24=
46-29= 23-16= 18+72=
12+58= 80-64= 19+54=
99-45= 68-6= 51-49=
17+15= 59-25