问题
解答题
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答案
(1)175-27+30×2,
=175-27+60,
=148+60,
=208;
(2)(27-3×9)÷6,
=(27-27)÷6,
=0÷6,
=0;
(3)120÷40+(5+12),
=120÷40+17,
=3+17,
=20;
(4)16+5×8×16,
=16+40×16,
=16+640,
=656.
|
(1)175-27+30×2,
=175-27+60,
=148+60,
=208;
(2)(27-3×9)÷6,
=(27-27)÷6,
=0÷6,
=0;
(3)120÷40+(5+12),
=120÷40+17,
=3+17,
=20;
(4)16+5×8×16,
=16+40×16,
=16+640,
=656.