1、口算练习（二）100 以内加减法速算班级： 姓名：39+10= 22+9= 25-9= 53-9= 32+37= 28+14=20+66= 40+32= 24-7= 7+28= 23+62= 42+69=98-40= 88-8= 32-8= 53-9= 38-23= 68+28=3+44= 8+48= 33-6= 62-8= 53+44= 38+44=86-3= 37-30= 43-7= 58+8= 45-35= 56-38=32+6= 55+5= 21-2= 63-7= 52+26= 35+46=48+7= 4+77= 50-9= 23+9= 48-27= 48-39=42+8= 22+8=
2、 47+4= 77-7= 80-8= 42-17=28+4= 18+70= 47-4= 33-8= 67+4= 28+26=39-5= 59-5= 47+9= 40-6= 39-15= 31-25=33+10= 22+9= 25-9= 53-9= 32+37= 28+14=20+66= 40+32= 24-7= 7+28= 23+62= 42+69=98-40= 88-8= 32-8= 53-9= 38-23= 68+28=3+44= 8+48= 33-6= 62-8= 53+44= 38+44=86-3= 37-30= 43-7= 58+8= 45-35= 56-38=32+6= 55+5= 21-2= 63-7= 52+26= 35+46=48+7= 4+77= 50-9= 23+9= 48-27= 48-39=42+8= 22+8= 47+4= 77-7= 80-8= 42-17=28+4= 18+70= 47-4= 33-8= 67+4= 28+26=39-5= 59-5= 47+9= 40-6= 39-15= 31-25=
