Question

15.84×5.13的結(jié)果最接近

1. A.
   80
2. B.
   75
3. C.
   96

Answer 1

A
分析：估算小數(shù)乘法時(shí)一般要根據(jù)“四舍五入“法，把小數(shù)看作整數(shù)來進(jìn)行計(jì)算，15.84×5.13要把15.84看作16，5.13看作5來進(jìn)行計(jì)算．據(jù)此解答．
解答：15.84×5.13≈80．
故選：A．
點(diǎn)評：本題考查了學(xué)生對小數(shù)乘法估算知識的掌握情況，小數(shù)的估算一般要把小數(shù)看作整數(shù)來進(jìn)行計(jì)算．