文档介绍：1 数学一年级下课时口算练****题姓名: 班级: 第一单元 :整十数加减整十数、整十数加减一位数及相应的减法( 40题) 50+20= 30+40= 80-20= 60-50= 80-10= 50-30= 20+70= 30+50= 80-70= 40+50= 90-90= 40+60= 60+30= 40-40= 90-70= 30+30= 10+50= 70-40= 60-60= 100-40= 30+4= 34-4= 50+5= 55-5= 86-6= 4+90= 9+20= 76-6= 50+7= 57-7= 33-3= 8+20= 99-9= 40+7= 77-7= 54-4= 60+2= 38-8= 7+90= 97-7= 第四单元 100 以内数的加减法口算 :两位数加减一位数(不进位、不退位) ,两位数加减整十数( 110 题) 51+3= 5+41= 5+33= 71+6= 35+4= 51+4= 8+41= 7+32= 6+33= 3+44= 5+42= 5+64= 3+24= 45+3= 81+5= 6+42= 51+7= 42+5= 49-7= 26-2= 58-20= 63+10= 69-7= 66+3= 87+10= 23+6= 43+5= 32+30= 56+20= 30+47= 10+63= 84-3= 59-5= 4+74= 74-2= 25+50= 66+30= 57-20 = 88-80= 85-50= 67-3= 41+50= 4+54= 53+40= 5+30= 72 +6= 45 +3= 38 -6= 99-80= 47-6= 30+69= 67-50= 46+20= 7+81= 51+7= 95-50= 30+25= 26+3= 14+40= 7+52= 32+6= 29-7= 35+2= 73+4= 25+4= 43+5= 87+ 10= 39- 3= 48- 30= 95- 40= 39+ 10= 76+ 10= 70+ 30= 38-8= 94- 90= 89- 30= 67+ 30= 36+ 30= 7+81= 73+6= 100 - 40= 46+ 40= 51- 40= 29-7= 37- 10= 80+ 19= 78-8= 50+ 13= 8+ 80= 77+2= 72- 60= 55- 50= 62- 40= 99- 90= 82-1= 2 77-5= 51- 40= 31+ 20= 62+4= 98-2= 4+ 70= 57-50= 62-20= 75-50 99-8= 38-30= 62+6 53+30= 79-60= 79-6= :两位数加一位数(进位)( 220 题) 28+4 35+8 43+9 4+27 25+5 3+27 7+48 45+8 4+76 64+7 27+4 48+5 39+3 14+9 38+7 6+27 38+9 35+6 62+8= 35+5= 79+7= 86+6= 59+7= 75+5= 46+8= 89+7= 28+5= 78+8= 29+6= 39+9= 7+55= 6+88= 9+75= 9+46= 5+69= 4+47= 8+88= 3+68= 89+ 7= 36+ 5= 4+ 29= 53+ 8= 7+ 25= 63+ 8= 9+ 39= 37+ 4= 8+ 27= 13+9= 9+12= 0+41= 67+0= 55+7= 38+5= 5+79= 5+46= 7+54= 49+9= 79+2= 2+88= 8+26= 6+56= 78+5= 8+17= 17+4= 6+66= 32+9= 4+39= 77+3= 49+4= 6+68= 9+48= 2+49= 9+56= 3+18= 89+2= 5+86 = 72+9 = 73+7 = 53+9 = 66+5 = 6+85 = 4+17 = 34+7 = 58+6 = 6+57 = 8+19 = 89+1 = 5+78 = 55+7 = 27+4 = 22+8 = 17+4 = 97+3 = 6+54 = 69+4 = 5+77 = 8+82 = 8+73 = 74+6 = 56+7 = 7+46 = 79+5 = 6+34 = 46+7 = 39+1 = 9+31 = 26+5 = 67+8 = 76+6 = 7+66 = 9+53 = 34+8 = 49+2 = 4+48 = 5+57 = 68+9 = 7+39 = 4+67 = 9+45 = 78+7 = 2+58 = 3+47 = 7+87 = 9+52 = 15+9 = 39+4 = 59+9 = 9+87 = 9+42 = 45+5 = 5+75 = 49+6 = 8+76 = 6+69