脱式计算,能简算的要简算.
97÷1+35.6+0×6 1375+450÷15×25
94.47-(94.47-86.555) 3.42×76.3+76.3×5.76+9.18×23.7
见解析
解:(1)97÷1+35.6+0×6
=97+35.6+0,
=132.6;
(2)1375+450÷15×25
=1375+30×25,
=1375-750,
=625;
(5)94.47-(94.47-86.555)
=94.47-94.47+86.555,
=0+86.555,
=86.555;
(6)3.42×76.3+76.3×5.76+9.18×23.7
=(3.42+5.76)×76.3+9.18×23.7,
=9.18×76.3+9.18×23.7,
=(76.3+23.7)×9.18,
=100×9.18,
=918.