问题
解答题
脱式计算.
720÷90×13
63×(330÷6)
(432-12)÷70
374÷34×88.
答案
(1)720÷90×13
=8×13
=104;
(2)63×(330÷6)
=63×55
=3465;
(3)(432-12)÷70
=420÷70
=6;
(4)374÷34×88
=11×88
=968.
脱式计算.
720÷90×13
63×(330÷6)
(432-12)÷70
374÷34×88.
(1)720÷90×13
=8×13
=104;
(2)63×(330÷6)
=63×55
=3465;
(3)(432-12)÷70
=420÷70
=6;
(4)374÷34×88
=11×88
=968.