问题
解答题
脱式计算:
|
答案
9000+400+20+8,
=9400+20+8,
=9420+8,
=9428;
4000000+50000+4,
=4050000+4,
=4050004;
800000+2000+600+9,
=802000+600+9,
=802600+9,
=802609.
脱式计算:
|
9000+400+20+8,
=9400+20+8,
=9420+8,
=9428;
4000000+50000+4,
=4050000+4,
=4050004;
800000+2000+600+9,
=802000+600+9,
=802600+9,
=802609.