问题
填空题
210比______多5%,比210少5%的数是______.
答案
(1)210÷(1+5%),
=210÷1.05,
=200;
(2)210×(1-5%),
=210×0.95,
=199.5.
210比______多5%,比210少5%的数是______.
(1)210÷(1+5%),
=210÷1.05,
=200;
(2)210×(1-5%),
=210×0.95,
=199.5.