100以内3位数混合加减法(1)23+22-17= (2)87-55+12= (3)37+26-15= (4)23+11—32= (5) 47-32+26=(6)92-47+22= (7)62+45-24= (8)33-16+25= (9)37-29+45= (10)42+45-38= (11)97-17+16= (12)19+66-22= (13)72-69+17= (14)88-78+31= (15)39+54-13= (16)98-87+25= (17)62-41+70= (18)21-11+77= (19)24+50-32= (20)18+82-30= (21)38+65-24= (22)19-11+31= (23)85+15-80= (24)65+41-22= (25)81+12-90= (26)20+65-47= (27 )59-40+76= (28)33+55-72= (29)99-63+11= (30)44-29+76= (31)97-61+25= (32)13+24-35=