文档介绍:-
. z.
脱式计算
-
. z.
+++
——
×99-
. z.
脱式计算
-
. z.
+++
——
×99+
××
×101—
÷÷
×
×101
-
. z.
×98
×+×
28×—28×
×
6/7+2/15+1/7+13/15
19/21+5/7-3/14
2/3+5/9-2/3+5/9
8/9+〔1/4-1/9〕+3/4
+5/13++8/13
11-4/11-7/11
-
. z.
22+55÷11-2/8
1/7++6/7-
-5/12+-7/12
14/15-〔6/15 +1/3〕
13/5- -
7/8+1/8 -5/9 -4/9
5 -〔 -3/10 〕
- ×
+×
÷[14-(+)]
-
. z.
[60-(+)]÷
÷-×
20×[(-)÷+]
28-(+×)
×+×
777×9+1111×3
×〔-(+)〕
〔+×4〕÷5
×4÷(6+3)
×25×+
-
. z.
2÷+÷2
194-÷×
÷×
5180-705×6
24÷-×
(4121+2389)÷7
671×15-974
469×12+1492
405×(3213-3189)
÷〔×35〕
-
. z.
×[(10-)÷]
××
×
×+
××
×102
100-
++1
×
÷[14-(+)]
-
. z.
[60-(+)]÷
÷-×
20×[(-)÷+]
28-(+×)
×+×
777×9+1111×3
×〔-(+)〕
〔+×4〕÷5
×4÷(6+3)
×25×+
-
. z.
2÷+÷2
194-÷×
÷×
5180-705×6
24÷-×
(4121+2389)÷7
671×15-974
469×12+1492
405×(3213-3189)
÷〔×35〕
-
. z.
×[(10-)÷]
××
×
×+
××
×102
100-
1/3 + 3/4 + 1/5
3/8 + 8/3 - 1/2
5/6 + 1/12 + 3/4
-
. z.
19/8 - 1/2 - 3/4
7/25 + 3/10 -