4.25÷25×101-1.7简便计算

2025-06-25 13:01:41
推荐回答(2个)
回答1:

4.25÷25×101-1.7
=0.17×101-1.7
=0.17×(100+1)-1.7
=0.17×100+0.17-1.7
=17+0.17-1.7
=15.47

回答2:

4.25÷25×101-1.7
=4.25÷25×100+4.25÷25-1.7
=425/25+4.25÷25-1.7
=(100*4+25)/25+4.25/25-1.7
=17+0.17-1.7
=15.3+0.17
=15.47