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329×21÷47          
(789+1143)÷84
430-32×(27-18)
1000-962÷(13+24)
(123+99)×(47-28)
758-408×16÷32.
分析:(1)先算乘法,再算除法;
(2)先算加法,再算除法;
(3)先算小括号里面的减法,再算乘法,最后算括号外面的减法;
(4)先算加法,再算除法,最后算减法;
(5)先算加法和减法,再算乘法;
(6)先算乘法,再算除法,最后算减法.
解答:解:(1)329×21÷47,
=6909÷47,
=147;

(2)(789+1143)÷84,
=1932÷84,
=23;

(3)430-32×(27-18),
=430-32×9,
=430-288,
=142;

(4)1000-962÷(13+24),
=1000-962÷37,
=1000-26,
=974;

(5)(123+99)×(47-28),
=222×19,
=4218;

(6)758-408×16÷32,
=758-6528÷32,
=758-204,
=554.
点评:考查了整数的四则混合运算,先弄清运算顺序,然后再进行计算.
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