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2.15*8的竖式

2.15 × 6.8 = 14.62竖式见图:

2.15×0.8=1.72 2.15 × 0.8 ———— 1.720

今天实在太无聊了哈

试题答案:55.5÷25=2.22;2.222555.5505550505000.924÷2.31=0.4;0.423192.492404.54÷0.15≈30.27.30.26615454454030100901009010

14×14÷2+15x40+(8+14)x10÷2 =98+600+22x10÷2 =98+600+110 =698+110 =808 望采纳,谢谢!

800×15=12000; 1 5× 8 0 0. 1 2 0 0 0 26×804=20904; 8 0 4× 2 6 . 4 8 2 4 1 6 0 8 2 0 9 0 4274×13=3562. 2 7 4× 1 3 . 8 2 2 2 7 4 3 5 6 2

4÷15≈0.277.8÷2.2=3.5454…故答案为:0.27;3.5454…

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