脱式计算:4.02-3.5+0.98; 54÷(3.94+6.86)
问题描述:
脱式计算:4.02-3.5+0.98; 54÷(3.94+6.86)
答
(1)4.02-3.5+0.98
=0.52+0.98
=1.5
(2)54÷(3.94+6.86)
=54÷10.8
=5