问题
解答题
|
答案
×60=15;12÷1 4
=20;3.14×42=50.24;(3 5
)2 =2 3
;4 9
×7 8
=4 7
; 1 2
+1 5
=1 3
; 8 15
÷1 9
=1 3
;1 3
÷5 4
=2.5 8
|
×60=15;12÷1 4
=20;3.14×42=50.24;(3 5
)2 =2 3
;4 9
×7 8
=4 7
; 1 2
+1 5
=1 3
; 8 15
÷1 9
=1 3
;1 3
÷5 4
=2.5 8