小数除法口算.doc- =
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H-
+。.7 =
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25 + 100 =
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: =
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: =
1:=
1: =
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4"=
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: =
(除数是小数的,
先将除数化成整数,
除数的小数点向右移动几位,被除数的
小数点也要向右移动几位。商的小数点要与新的被除数的小数点对齐。)
:5 =
-16 =
:10 =
^7 =
:7 =
:2 =
:3 =
-5 =
:6 =
:17 =
:4=
:6 =
:3 =
:4 =
:18 =
-5 =
:12 =
7:5 =
:4 =
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8."44 =
:7 =
2十5 =
+ 3 =
(小数除以整数,如果被除数的整数部分不够除,就要先商0,点上点后接着除)
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: =
134-=
: =
" =
+ =
: =
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- =
: =
: =
^ =
: =
- =
: =
14- =
:20 =
! =
3." =
30: =
: =
! =
(除数是小数的,
先将除数化成整数,
除数的小数点向右移动几位,被除数的
小数点也要向右移动几位。商的小数点要与新的被除数的小数点对齐。)
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