人教版小升初数学十二册数学总复习资料(13)
(1)28.35÷(14-9.5) (2)1.21×42-(4.46+0.14)
(3)8.6+(5.6-4.8)×13 (4)1375+450÷18×25
(5)375+450÷18×25 (6)404×0.25-0.45÷0.9
(7)(4.5-0.004×800) (8)2145-640÷16×25
(9)948-450÷18×25 (10)3.8×8.4+8.4×5.2+8.4
(11)(0.125×8-0.5)×5 (12)1.47÷(5-24×0.15)
四、 用简便方法计算
(1)13×(3.69-1.8)+1.11×0.13 (2)4.27-3.35+5.73-2.65
(3)46×25%+55×0.25-0.25 (4)7.01-2.625-3.375
(5)0.75×67.5+31×0.75+1.5×75%(6)14.2×25%+5.8×0.25
(7)0.25×125×32 (8)12.5×0.25×32
(9)808×125 (10)4.23÷0.125 (11)999×0.7+111×3.7
五、脱式计算(能简算的要简算)
(1)( ÷3- )×(1- ) (2) ÷ -0÷ 为啥分数发不上来
(3)36×( + - ) (4) +( )÷ 发不上分数就没意思了
(5) ÷ -( - )÷ (6) × + ÷
(7) ×[ ―( ― ) (8) ÷[ ×(1- )]
(9) × - ÷ (10) ÷( + × )
(11) ×(789×28×40)× (12) ×173+ ×173