口算(12×1=12分)
(1)72-24= (2)9+50= (3)560+40=
(4)72-24= (5)360-90= (6)11+60=
(7)68-4= (8)150×2= (9)800×5=
(10)902×1= (11)250×1= (12)20×6=
列竖式计算(12×3=36分)
(1)76×15= (2)87×19= (3)900-807=
(4)458+542= (5)78×22= (6)28×32=
(7)63×43= (8)156-97= (9)386+479=
(10)321×12= (11)125×23= (12)125×23=
脱式计算(9×3=27分)
(1)25+32×23 (2)52+18×12 (3)17+34×19
= = =
= = =
(4)824÷4×3 (5)(601-246)÷5 (6)201+232-365
= = =
= =