50 以内加减法口算练习题 (一) 姓名:时间:50 题答对题6 +27 = 35 -15 = 10 + 7 = 38 - 30 = 44 -23 = 10+35 = 9 + 15 = 47 - 45 = 17 + 11 = 23 -14 = 47-43 = 42 - 9 = 27 + 2 = 18 + 5 = 20 - 7 = 1 +18 = 26 +23 = 49 - 17 = 35 - 34 = 16 - 9 = 32-12 = 9 +26 = 46 - 23 = 26 - 0 = 2 +17 = 30-26 = 26 -16 = 21 - 16 = 18 +21 = 34+ 3 = 16+ 8 = 11+22 = 6 + 30 = 24 - 23 = 23 +15 = 20+25 = 14- 2 = 2 + 27 = 22 + 9 = 33+15 = 30-27 = 36 -33 = 40 - 7 = 0 + 39 = 35-25 = 43-33 = 29 -27 = 3 + 42 = 38 - 24 = 10+34 = 50 以内加减法口算练习题 (二) 姓名:时间:50 题答对题21+18= 21+27= 21+19= 21-11= 19-19=19+20= 19+28= 17+26= 17+30= 17+33= 16+40= 16+39= 16-14= 15+34= 15+29= 11+38= 49-40= 49-9= 49+1= 48-41= 48-19= 48-17= 48-23= 47+2= 47+0= 47-13= 47-9= 46+3= 46-18= 46-11= 46+0= 45+4= 45-3= 45+1= 45-22= 44+6= 44+1= 44-16= 44-24= 44-30= 44-37= 44-25= 44+3= 43-29= 43+