问题
解答题
怎样简便就怎样算.
(1)80+720÷24-14
(2)76000÷125÷8
(3)199×99+99
(4)(4×17)×(3×25)
答案
(1)80+720÷24-14
=80+30-14,
=110-14,
=96;
(2)76000÷125÷8
=76000÷(125×8),
=76000÷1000,
=76;
(3)199×99+99
=(199+1)×99,
=200×99,
=19800;
(4)(4×17)×(3×25)
=(4×25)×(17×3),
=100×51,
=5100.