苏教版小学数学下册,两位数加整十数、一位数(不进位),口答:,3 个十是( )。,3 个 一是( ),8 个十和 4 个一合起来是( )。,4 5里面有( )个十和( )个一。,30,3,84,4,5,口算:,60+2=60+20=,62,80,34,70,30+4= 30+40=,4,4个十加3个十,5,7,45+30=,75,4,5个一加3个一。,5,8,45+3=,48,45+30=7545+3=48,两位数加整十数,一位数,就是十位加十位,个位加个位。,智慧城堡,加油啊!,26+20= 50+34= 26+2= 5+34=,39,46,84,28,1.先在计数器上拨一拨,再填出结果。,苹果和梨一共有多少个?,40,+,34,74,它们该坐哪个车厢,连一连。,43+20,64+3,56+40,73+4,22,10,50,7,4,30,做加法,试一试,你准行!,52,26,32,72,29,52+3,55,43+20,72+6,23+4,33+3,54+20,63,78,74,27,36,找新家:,谢谢大家! 再见,