1994+199.4+19.94+1.994

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1994+199.4+19.94+1.994

1994+199.4+19.94+1.994
1994+199.4+19.94+1.994

1994+199.4+19.94+1.994
=2000-6+200-0.6+20-0.06+2-0.006
=2222-6.666
=2215.334

计算器

1994+199.4+19.94+1.994
=1.994(1000+100+10+1)
=1.994×1111
=2215.334

如果帮到你,请记得采纳,O(∩_∩)O谢谢

2215.334计算机算的,应该不会错