题目内容

125与12的和的8倍______
16与23的积的25倍是多少______
868除以98与91的差,所得的商与31相乘,积是多少?______.
(1)(125+12)×8,
=125×8+12×8,
=1000+96,
=1096;
答:是1096.

(2)16×23×25,
=4×4×23×25,
=(4×23)×(4×25),
=92×100,
=9200;
答:是9600.

(3)868÷(98-91)×31,
=868÷7×31,
=124×31,
=3844;
答:积是3844.
故答案为:1096,9200,3844.
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