,20,34元,20元,2元,37+20= 83+5= 5+21= 55+4= 54+3= 64+20= 50+21=,算一算:,57,84,57,59,26,88,71,34+2=54( ),43+50=93 ( ),64+30=67( ),43+5=48( ),我算对了吗?,50+23=28( ),34+2=36,43+50=93( ),64+30=67( ),43+5=48( ),我算对了吗?,50+23=28( ),34+2=36,43+50=93( ),64+30=94,43+5=48( ),我算对了吗?,50+23=28( ),34+2=36,43+50=93( ),64+30=94,43+5=48( ),我算对了吗?,50+23=73,20,34元,20元,2元,31+2+5= 53+20+10=42+2+30= 21+20+5=,38,83,74,46,你知道吗?你能写出几道?,( )+( )=58,想一想:下面每个( )里可以填什么数?( )+528270 61+( ),