1. 直接写出得数。(每题 1★)
$836÷4= $ $400÷2= $ $328÷8= $ $0÷2= $
$663÷3= $ $280÷5= $ $208÷4= $ $546÷6= $
$824÷8= $ $372÷6= $ $650÷5= $ $742÷7= $
$432÷6= $ $217÷7= $ $138÷6= $ $315÷5= $
$711÷8\approx$ $254÷5\approx$ $637÷8\approx$ $710÷9\approx$
$172÷9\approx$ $391÷4\approx$ $494÷7\approx$ $272÷3\approx$
$836÷4= $ $400÷2= $ $328÷8= $ $0÷2= $
$663÷3= $ $280÷5= $ $208÷4= $ $546÷6= $
$824÷8= $ $372÷6= $ $650÷5= $ $742÷7= $
$432÷6= $ $217÷7= $ $138÷6= $ $315÷5= $
$711÷8\approx$ $254÷5\approx$ $637÷8\approx$ $710÷9\approx$
$172÷9\approx$ $391÷4\approx$ $494÷7\approx$ $272÷3\approx$
答案
209 200 41 0
221 56 52 91
103 62 130 106
72 31 23 63
90 50 80 80
20 100 70 90
221 56 52 91
103 62 130 106
72 31 23 63
90 50 80 80
20 100 70 90
2. 列竖式计算。(每题 4★)
$555÷3= $ $472÷7= $ $325÷5= $



$618÷6= $ $458÷9= $ $740÷4= $


$555÷3= $ $472÷7= $ $325÷5= $
$618÷6= $ $458÷9= $ $740÷4= $
答案
185 67……3 65
103 50……8 185
(竖式略)
103 50……8 185
(竖式略)
3. 脱式计算。(每题 4★)
$572+362×3$ $(716-280)÷4$ $905-900÷5$
$572+362×3$ $(716-280)÷4$ $905-900÷5$
答案
1658 109 725
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