问题
填空题
12.5÷3.6-7÷9+8.3÷3.6=______.
答案
按照小数的四则混合运算可得:
12.5÷3.6-7÷9+8.3÷3.6,
=
-125 36
+7 9
,83 36
=
-125 36
+28 36
,83 36
=
,125-28+83 36
=
,180 36
=5;
故答案为:5.
12.5÷3.6-7÷9+8.3÷3.6=______.
按照小数的四则混合运算可得:
12.5÷3.6-7÷9+8.3÷3.6,
=
-125 36
+7 9
,83 36
=
-125 36
+28 36
,83 36
=
,125-28+83 36
=
,180 36
=5;
故答案为:5.