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绿色行动,青岛版一年级数学下册,37,想一想,算一算。,45+2=,34+3=,47,23+20=,20,3,40,43,65,想一想,算一算。,35+30=,45+20=,65,35+4= 35+40=,42+3= 42+30=,5+21= 50+21=,26,75,45,72,39,71,练一练,63+2=63+20=,65,83,15-10= (人),5,挂牌的比浇花的多多少人?,55+4 45+2 64+155+40 45+20 64+1055-4 45-2 64-155-40 45-20 64-10,我会算,谢谢!,