递等式计算(能巧算的要巧算).(1)412÷(607-36×14) (2)72×36+18×36 (3)80×[(325+7)-
递等式计算(能巧算的要巧算).(1)412÷(607-36×14)(2)72×36+18×36(3)80×[(325+7)-304](4)250×8-10000÷8(5)...
递等式计算(能巧算的要巧算).(1)412÷(607-36×14) (2)72×36+18×36 (3)80×[(325+7)-304] (4)250×8-10000÷8 (5)125×6×8 (6)444×25 (7) 26 35 + 9 35 - 11 35 (8) 1 100 + 99 100 - 7 9 .
展开
1个回答
展开全部
(1)412÷(607-36×14), =412÷(607-504), =412÷103, =4; (2)72×36+18×36, =(72+18)×36, =90×36, =3240; (3)80×[(325+7)-304], =80×[332-304], =80×28, =2240; (4)250×8-10000÷8, =2000-1250, =750; (5)125×6×8, =125×8×6, =1000×6, =6000; (6)444×25, =111×(4×25), =111×100, =11100; (7)
=1-
=
(8)
=1-
=
|
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询