问题 解答题
用简便方法计算.
4600÷25÷4589-256-4476+25+24+175
44×258×(29×l25)196×l0l-196.
答案

(1)4600÷25÷4

=4600÷(25×4)

=4600÷100

=46;

(2)589-256-44

=589-(256+44)

=589-300

=289;

(3)76+25+24+175

=(76++24)+(25+175)

=100+200

=300;

(4)44×25

=11×(4×25)

=11×100

=1100;

(5)8×(29×l25)

=(8×l25)×29

=1000×29

=29000;

(6)196×l0l-196

=196×(l0l-1)

=196×100

=19600.

单项选择题
单项选择题