问题
解答题
脱式计算:
(390+30)÷7;
2340÷5÷3;
2065+4675÷5.
答案
(1)(390+30)÷7,
=420÷7,
=60;
(2)2340÷5÷3,
=468÷3,
=156;
(3)2065+4675÷5,
=2065+935,
=3000.
脱式计算:
(390+30)÷7;
2340÷5÷3;
2065+4675÷5.
(1)(390+30)÷7,
=420÷7,
=60;
(2)2340÷5÷3,
=468÷3,
=156;
(3)2065+4675÷5,
=2065+935,
=3000.