题目内容
(1)108加上32与23的积,和是多少?算式是( )
(2)108加上32后再乘23,积是多少?算式是( )
(3)108乘32与23的和,积是多少?算式是( )
(4)108除以32与23的差,商是多少?算式是( )
(2)108加上32后再乘23,积是多少?算式是( )
(3)108乘32与23的和,积是多少?算式是( )
(4)108除以32与23的差,商是多少?算式是( )
分析:(1)先算32与23的积,再用108加上所得的积即可;
(2)先算108加上32的和,所得的和乘上23即可;
(3)先算32与23的和,再用108乘所得的和即可;
(4)先算32与23的差,再用108除以所得的差即可.
(2)先算108加上32的和,所得的和乘上23即可;
(3)先算32与23的和,再用108乘所得的和即可;
(4)先算32与23的差,再用108除以所得的差即可.
解答:解:
(1)108+32×23,
=108+736,
=844.
答:和是844.
(2)(108+32)×23,
=140×23,
=3220.
答:积是3220.
(3)108×(32+23),
=108×55,
=5940.
答:积是5940.
(4)108÷(32-23),
=108÷9,
=12.
答:商是12.
故选:C,B,A,D.
(1)108+32×23,
=108+736,
=844.
答:和是844.
(2)(108+32)×23,
=140×23,
=3220.
答:积是3220.
(3)108×(32+23),
=108×55,
=5940.
答:积是5940.
(4)108÷(32-23),
=108÷9,
=12.
答:商是12.
故选:C,B,A,D.
点评:根据题意,先弄清运算顺序,然后再列式解答.
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