问题 填空题

在横线里填上“>”“<”或“=”.

(40-5)÷5______6

20×(6+4)______20×6+4

(24-18)×3______20

360÷6÷12______360÷(6×12)

45-(21+41)______20

(82-24)÷2______82-24÷2.

答案

(1)(40-5)÷5

=35÷5

=7,

7>6

所以(40-5)÷5>6;

(2)20×(6+4)

=20×10

=200,

20×6+4

=120+4

=124,

200>124

所以20×(6+4)>20×6+4;

(3)(24-18)×3

=6×3

=18,

18<20

所以(24-18)×3<20;

(4)360÷6÷12

=60÷12

=5,

360÷(6×12)

=360÷72

=5,

所以360÷6÷12=360÷(6×12);

(5)45-(21+41)

=45-62

=-17,

-17<20

所以<20;

(6)(82-24)÷2

=58÷2

=29;

82-24÷2

=82-12

=70,

29<70

所以(82-24)÷2<82-24÷2.

故答案为:>;>;<;=;<;<.

单项选择题
单项选择题