问题
选择题
260×(6+3)○260×6+3,圆圈里应填( )
|
答案
260×(6+3),
=260×9,
=2340;
260×6+3,
=1560+3,
=1563;
2340>1563;所以:
260×(6+3)>260×6+3;
故选:A.
260×(6+3)○260×6+3,圆圈里应填( )
|
260×(6+3),
=260×9,
=2340;
260×6+3,
=1560+3,
=1563;
2340>1563;所以:
260×(6+3)>260×6+3;
故选:A.