(9672/73+3624/25)÷(3224/73+128/25).

问题描述:

(96

72
73
+36
24
25
)÷(32
24
73
+12
8
25
).

(96

72
73
+36
24
25
)÷(32
24
73
+12
8
25
),
=(32
24
73
+12
8
25
)×3÷(32
24
73
+12
8
25
),
=(32
24
73
+12
8
25
)÷(32
24
73
+12
8
25
)×3,
=1×3,
=3.