问题
填空题
148×29≈______;201×52≈______.
答案
(1)148×29,
≈150×30,
=4500;
(2)201×52,
≈200×50,
=10000.
故答案为:4500,10000.
148×29≈______;201×52≈______.
(1)148×29,
≈150×30,
=4500;
(2)201×52,
≈200×50,
=10000.
故答案为:4500,10000.