5.02-1.37-2.63=?简便运算

问题描述:

5.02-1.37-2.63=?简便运算

5.02-1.37-2.63=5.02-(1.37+2.63)=5.02-4=1.02

5.02-(1.37+2.63)=5.02-4=1.02

5.02-1.37-2.63
=5.02-(1.37+2.63)
=5.02-4
=1.02

你好
原式=5.02-(1.37+2.63)=5.02-4=1.02

5.02-1.37-2.63
=5.03-(1.37+2.63)
=5.02-4
=1.02