乘加减两步计算班级学号姓名时间57+4X6=22-2X4=6X1+35=9X6+7=57+2X8=2X7+48=8X1+55=67+3X6=73-8X2=$8+3X2=64+3X3=24+3X3=2X7+47=76+4X4=1X6+37=96-1X9=4X3-5=65+1X8=77+1X6=83-2X2=}3X7-8=3+1X8=19+9X1=81-8X4=2X3+76=3X8+67=8X6+26=8X5-34=4X4+9=5X9+37=8X4-8=
33-4X2=61-1X5=20-3X6=9X9-48=72-6X8=9+4X1=1X6+8=1X8+33=7X7+34=5+8X1=50-7X2=\50-4X1=2X6-7=13-7X1=34+7X7=6X4-7=73-7X2=9X2+19=3X2+26=27-9X2=36+5X9=55-7X1={82-1X9=93-7X5=43-5X3=50-8X2=70-3X3=4X9+28=68-9X1=86-7X1=91-3X9=22-1X7=9+7X9=80-4X3=1X5+7=6X3+16=6+1X7=1X7+14=3X3+55=3X2+47=2X4+53=31-1X4=70-7X4=7X5-6=)6X1+48=3X5+38=80-7X9=7X2+17=91-3X9=57+1X4=43+2X4=32-1X8=6X7+9=7X9-5=36-1X9=100-6X3=27+7X5=60-1X4=100-9X1=8X6+25=4X1+69=3X3+58=57-6X8=46-8X1=8X3+18=72-8X7=65-9X4=5X4-19=二年级第一学期口算题乘加减两步(进位、退位)班级学号姓名时间3X9+29=6X3+66=9X1+76=58-7X7=3X9+65=61-2X3=23-5X3=9X3+17=57+3X2=78+1X9=6X