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两位数乘整十数的口算,610=,60,303=,90,402=,80,520=,100,115=,55,332=,96,124=,48,313=,39,考考你,1210=,120(瓶),1230=,360(个),答:够分给360个同学喝。,3233230,=96=960,4214021,=84=840,1151150,=55=550,1,2,203 3502030 3050405 6704050 6070,=60=600,=150=1500,=200=2000,=420=4200,3,5,150,360,180,