(-2×5)³-(-1又7/9)×(-3/4)²-(-1/0.1)²÷(-0.1)³

问题描述:

(-2×5)³-(-1又7/9)×(-3/4)²-(-1/0.1)²÷(-0.1)³

(-2×5)³-(-1又7/9)×(-3/4)²-(-1/0.1)²÷(-0.1)³
=(-10)³-(-16/9)×9/16+100×1000
=-1000-1+100000
=998999