问题
解答题
8.6×10.1=8.6×10+1.______.(判断对错)
答案
8.6×10.1,
=8.6×(10+0.1),
=8.6×10+0.1×8.6,
=86+0.86,
=86.86,
故答案为:×.
8.6×10.1=8.6×10+1.______.(判断对错)
8.6×10.1,
=8.6×(10+0.1),
=8.6×10+0.1×8.6,
=86+0.86,
=86.86,
故答案为:×.