1、1,口算小能手,2,乘法口算,3-23,3,73=,21,4,54=,20,5,36=,18,6,93=,27,7,12=,2,8,66=,36,9,24=,8,10,47=,28,11,85=,40,12,72=,14,13,55=,25,14,33=,9,15,98=,72,16,14=,4,17,62=,12,18,23=,6,19,45=,20,20,83=,24,21,77=,49,22,51=,5,23,34=,12,24,92=,18,25,15=,5,26,84=,32,27,63=,18,28,44=,16,29,29=,18,30,11=,1,31,97=,63,32,38
2、=,24,33,57=,35,34,76=,42,35,82=,16,36,64=,24,37,42=,8,38,25=,10,39,16=,6,40,95=,45,41,53=,15,42,32=,6,43,78=,56,44,81=,8,45,46=,24,46,22=,4,47,67=,42,48,17=,7,49,96=,54,50,56=,30,51,71=,7,52,35=,15,53,88=,64,54,21=,2,55,65=,30,56,43=,12,57,91=,9,58,37=,21,59,18=,8,60,75=,35,61,86=,48,62,27=,14,63,48=,32,64,61=,6,65,19=,9,66,31=,3,67,89=,72,68,58=,40,69,26=,12,70,41=,4,71,68=,48,72,79=,63,73,94=,36,74,39=,27,75,59=,45,76,87=,56,77,28=,16,78,69=,54,79,99=,81,80,49=,36,81,74=,28,82,13=,3,83,52=,10,
