2014-2015学年第二学期一年级数学计算竞赛题班级 姓名 得分 1、 直接写得数。（100分）(1) 60-7 5+74 45-5 9+45 37-8=(2) 26+30 52+9 93-60 26-4 68-60= (3) 748= 2720= 59-8= 2620= 31-6=(4) 5430= 7+55= 70-5= 355= 82+9=(5) 40-8= 5830= 277= 9570= 45+3=(6) 45+7 = 4+25= 8+25= 52-30= 45-7=(7) 27+6 27+8 20+25 8010 50+7= (8) 45-7 68-4 = 64-8= 8+48 = 87-7=(9) 3030= 777= 39-10 = 39+5 = 45+5=(10) 835= 32+50= 26+40= 14+6= 26+9= (11) 57-30= 93-9= 50-3= 75-7= 72-5= (12) 67-30= 30+26= 94-30= 35+20= 19+10=(13) 85-40= 84+5= 34+40= 58+6= 50-4= (14) 61-4= 69-30= 72-8= 12-3= 50-6= (15) 58+10= 64+7= 71-9= 70+8= 34-20= (16) 14-9+6= 15-8-5= 9+8-9= 14-7+4= 16-7+5=(17) 50406= 72830= 45930= 342040= (18) 15(5+4)= 8+(5+7)= 13(5+4)= 65-7-40=(19) 87-9-10= 43-(3+27) = 76-6-8= 39(9-5)= (20) 36+40+2= 59-9-20= 63-30+5= 30+(11-7)= (21) 47+(5+7)= 83-(27-20)= 17+6+8= 43-8-30=