问题
解答题
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答案
=9 6
=9÷3 6÷3
=13 2
;1 2
=39 15
=39÷3 15÷3
=213 5
;3 5
=7 21
=7÷7 21÷7
;1 3
=135 45
=135÷45 45÷45
=3;3 1
=38 57
=38÷19 57÷19
.2 3
|
=9 6
=9÷3 6÷3
=13 2
;1 2
=39 15
=39÷3 15÷3
=213 5
;3 5
=7 21
=7÷7 21÷7
;1 3
=135 45
=135÷45 45÷45
=3;3 1
=38 57
=38÷19 57÷19
.2 3