把下列各数四舍五入到万位或亿位. 506670≈______万19067≈___
题型:解答题
问题:
把下列各数四舍五入到万位或亿位.
506670≈______万19067≈______万
8960090000≈______亿559080000≈______亿
760608000≈______亿801900870000≈______亿.
把下列各数四舍五入到万位或亿位.
506670≈______万19067≈______万
8960090000≈______亿559080000≈______亿
760608000≈______亿801900870000≈______亿.