(-1/2+1/3)乘以0.6除以(-1又3/4)乘以-2.5绝对值=?
问题描述:
(-1/2+1/3)乘以0.6除以(-1又3/4)乘以-2.5绝对值=?
答
(-1/2+1/3) × 0.6÷(-1又3/4) × | (-2.5) |
=(-1/6) × (3/5)÷(-7/4) × 2.5
=(-1/10)×(-4/7)×(5/2)
=1/7