问题
填空题
计算:3.76×108-4.6×107,把结果用科学记数法表示是______.
答案
3.76×108-4.6×107,
=(37.6-4.6)×107,
=33×107,
=3.3×108,
故答案为:3.3×108.
计算:3.76×108-4.6×107,把结果用科学记数法表示是______.
3.76×108-4.6×107,
=(37.6-4.6)×107,
=33×107,
=3.3×108,
故答案为:3.3×108.