概要: )+0+(+ )+(- )+(- ) = (-8)+47+18+(-27) = (-5)+21+(-95)+29 = (-8.25)+8.25+(-0.25)+(-5.75)+(-7.5) = 72+65+(-105)+(-28) = (-23)+ | -63 | + | -37 | +(-77) = 19+(-195) +47 = (+18)+(-32)+(-16)+(+26) = (-0.8)+(-1.2)+(-0.6)+(-2.4) = (-8)+(-3 )+2+(- )+12 = 5 +(-5 )+4 +(- ) = (-6.37)+(-3 )+6.37+2.75 =原则二:凑整,0.25+0.75=1 + 上一页 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14
5.9 有理数的混合运算练习题(一),标签:六年级数学试卷大全,http://www.youer8.com(-8)+47+18+(-27) = (-5)+21+(-95)+29 =
(-8.25)+8.25+(-0.25)+(-5.75)+(-7.5) =
72+65+(-105)+(-28) = (-23)+ | -63 | + | -37 | +(-77) =
19+(-195) +47 = (+18)+(-32)+(-16)+(+26) =
(-0.8)+(-1.2)+(-0.6)+(-2.4) =
(-8)+(-3 )+2+(-
)+12 =
5 +(-5
)+4
+(-
) = (-6.37)+(-3
)+6.37+2.75 =
原则二:凑整,0.25+0.75=1 +
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