計算下列各題,能簡便就簡便.(用小學知識.
計算下列各題,能簡便就簡便.(用小學知識.
一 42.9+31.1+2.04
二 100-27.2-42.8
三 1.8-1.57+0.2
四 9-(4.02+1.25)
五 72.8-8.9+8.86
六 1.36+3.06-3.61
一 42.9+31.1+2.04
二 100-27.2-42.8
三 1.8-1.57+0.2
四 9-(4.02+1.25)
五 72.8-8.9+8.86
六 1.36+3.06-3.61
數(shù)學人氣:621 ℃時間:2020-09-05 03:24:20
優(yōu)質解答
42.9+31.1+2.04 100-27.2-42.8 1.8-1.57+0.2=74+2.04 =100-(27.2+42.8) =1.8+0.2-1.57=76.04 =100-70 =2-1.57=30 =0.439-(4.02+1.25) 72.8-8.9+8.86 1.36+3.06-3.61=9-5.27 =72.8+8.86-8.9 =4.42-3.61=3.73 =30.66...
我來回答
類似推薦
- 給一點小學簡便運算的題目,
- 【急】幾道小學簡便運算題!
- 幾道小學簡便運算題、
- 小學五年級簡便運算題(含過程)
- 求小學四年級數(shù)學簡便運算試題
- 函數(shù)f(x)=sinx-cosx^2的最小值是?
- 英語翻譯
- I took my grandpa to the hospital this morning,_____ I missed the first class.
- So crazy
- 方差是各個數(shù)據(jù)與平均數(shù)之差的平方的平均數(shù)
- 函數(shù)y=f(x)與它反函數(shù)y=f^-1(x)怎么讀?
- These are photos of my families.Look at them 改錯
猜你喜歡
- 1平面與平面重合,是否屬于平行一類?那重合的兩直線,也屬于平行一類的嗎?
- 2非洲每年因饑餓死亡的人數(shù)及現(xiàn)在饑餓人口數(shù)量拜托各位了 3Q
- 3decide to do sth.還=什么
- 4(7/8)o you think of london?B:5.____london is one of the liveliest cities
- 5啤酒可以托運嗎
- 6邊長為2√6的等邊三角形的中心到一邊的距離為?
- 7please give your hand to help me
- 8已知2的X次方等于3的Y次方等于6的Z次方不等等于1,證明X分之一加Y分之一等于Z分之一.
- 9幫我做做?
- 10機械分析天平TG628A的使用說明書
- 11in winter ,we wear warm coats to protect our bodies_.
- 12( )was most importance to her ,she told me,was her family it this what as