问题 解答题
(1)8998+998+98+8(2)432÷24×79+589(3)9725-898
(4)(602+741)÷(438-359)(5)9360÷48-(95-76)(6)924-99-624.
答案

(1)8998+998+98+8,

=9000+1000+100+10-4×2,

=10110-8,

=10102;

(2)432÷24×79+589,

=18×79+589,

=1422+589,

=2011;

(3)9725-898,

=9725-1000+102,

=8827;

(4)(602+741)÷(438-359),

=1343÷79,

=17;

(5)9360÷48-(95-76),

=9360÷48-19,

=195-20+1,

=176;

(6)924-99-624,

=924-624-100+1,

=300-100+1,

=201.

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