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  • 7年級上冊數(shù)學有理數(shù)的加減法的題,我要簡便點的.比如(-3.8)+(-7).(-10)+(+6)……

    7年級上冊數(shù)學有理數(shù)的加減法的題,我要簡便點的.比如(-3.8)+(-7).(-10)+(+6)……
    反正別太難就行,可以沒答案,給我出52道,好的+分啊
    數(shù)學人氣:578 ℃時間:2019-08-21 02:44:59
    優(yōu)質(zhì)解答
    -38)+52+118+(-62)= (-32)+68+(-29)+(-68)= (-21)+251+21+(-151)= 12+35+(-23)+0= (-6)+8+(-4)+12 = 27+(-26)+33+(-27) 12+35+(-23)+0= 39+[-23]+0+[-16]= [...可以不要這么難嗎?在簡單點,最好不要用假分數(shù)啦,還有,不要乘除法,還沒學啊,就+-法簡化了一下,希望你能用得上。-38)+52+118+(-62)= (-32)+68+(-29)+(-68)= (-21)+251+21+(-151)= (-16)+34+(+17)+(-78)= (-81)+351+(-51)+(-150)= 12+35+(-23)+0= (-6)+8+(-4)+12 = 27+(-26)+33+(-27) 12+35+(-23)+0= 39+[-23]+0+[-16]= [-18]+29+[-52]+60= [-3]+[-2]+[-1]+0+1+2= [-301]+125+301+[-75]= [-1]+[-1/2]+[+3/4]+[-1/4]= [-1/2]+[+5/6]+[-0.5]+4/5-5/6= [-26.54]+[-6.14]+18.54+6.14= 1.125+[-2/5]+[-1/8]+[-0.6]= ( -23)-(-27)—27(-1)+2+(-3)-(-4) 26+(-73)(-84)+(-49) 7.1+(-2.04) 4.23+(-7.57) (-1/3)+(-1/6)+(+1/2) 1/4+(-1/2) 3.75+(2.25)+1/4 -3.75+(-1/4)+(-1.5) (-1/4)+(-1/3)+(+2/3)+(1/6)(-1.8)+(+0.2)+(-1.7)+(0.1)+(+1.8)+(+1.4) (+1.3)-(+1.7) (-2)-(+2/3) |(-7.2)-(-6.3)+(1.1)|(-1/4)-(-3/4)|-|1-1/4-|-3/4|)–3-[4-(4-3.5×2 )]×[-2+(-3) ] 8+(- )- 5- (- 0.25)(-3 )÷(4 -12 )÷(-2 )×(-1 )(-2)14×(-3)15×(-1 )14-42+5×(-4)-(-1)×(-51 )+(-2 )÷(-2 )-1 ×3 -1 ×4 -3×(-1 )[-18]+29+[-52]+60= [-3]+[-2]+[-1]+0+1+2= [-301]+125+301+[-75]= [-1]+[-1/2]+[+3/4]+[-1/4]= [-1/2]+[+5/6]+[-0.5]+4/5-5/6= [-26.54]+[-6.14]+18.54+6.14= 1.125+[-2/5]+[-1/8]+[-0.6]= ,可以不要這么長,短點,別那么多分數(shù)的題,8.9到就行了,最好最多4個數(shù)的,也不要把數(shù)字弄太大,在多+幾道題就好了,26+(-73)(-84)+(-49) 7.1+(-2.04) 4.23+(-7.57)這幾道還不錯(-18)+9+(-12)+(+17)= (-23)+(-2)-(-11)+(+2)= (-30)+25+14+(-7)= (-8)+9+(-22)+(+11)= (-19)+(-7)+(-6)+(+21)= (-11)+5+4+(-6)= (-5)+14+3+(-8)= (-7)+2+(-11)+(+3)= (-11)+(-7)+(+6)+(+4)= (-16)-(-4)+5+(+6)=,好,在多些,看問題,是52到,在出30到把30道真不容易(-28)+19+(-7)+(+11)= 13-(-8)+(-11)-(+5)= (-22)+(-15)+14+(+32)= (-14)+7+(-8)+(+9)= (-31)-(-5)+(+16)+(-8)= (-15)+5+17+(-6)= 21+(-14)+5+(-9)= 13-2-(-11)+(-17)= (-10)+(+8)+(-7)+(+3)= (-27)-(-7)+5+(-6)=(-31)+12+(-8)+(-7)= 42+(-13)+(-11)-(+5)= (-36)-(-16)-14+(+22)= (-12)+(-6)+(-8)+(+7)= (-39)-(-25)+(+13)+(-9)= (-14)+13+12+(-6)= 11+(-14)+6+(-10)= 9+(-2)-(-7)+(-14)= (-11)+(+9)+(-12)+(+13)= (-23)-(-17)+15+(-6)=(-42)+39+(-17)+(+13)= 13-(-9)+(-6)-(+5)= (-21)+(-17)+12+(+19)= (-14)+7+(-18)+(+19)= (-33)-(-25)+(+11)+(-8)= (-35)-15+25+27= 43+(-34)+7+(-9)= 26-12-(-5)+(-17)= (-38)+(+28)+(-7)+(+13)= (-49)-(-37)+15+(-16)=
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