问题 填空题
240-40÷4=125×(8+8)=______÷12=62000×3+60=
320×11÷32=1-
7
10
=
24×5-25×4=8×13×25=
4005÷19≈
答案

(1)240-40÷4,

=240-10,

=230;

(2)125×(8+8),

=125×8×2,

=1000×2,

=2000;

(3)因为6×12=72,

所以72÷12=6;

(4)2000×3+60,

=6000+60,

=6060;

(5)320×11÷32,

=320÷32×11,

=10×11,

=110;

(6)1-

7
10
=
3
10

(7)24×5-25×4,

=120-100,

=20;

(8)8×13×25,

=8×25×13,

=200×13,

=2600;

(9)4005÷19≈200;

故答案为:230,2000,72,6060,110,

3
10
,20,2600,200.

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