\(\left(-8\right)+\left(-7\right)+\left(-10\right)\)

\(=-8-7-10\)

\(=-15-10=-25\)

\(\left(-229\right)+219-401+12\)

\(=\left(219-229\right)-401+12\)

\(=-10-401+12\)

\(=-399\)

\(555-\left(-333\right)-100-80\)

\(=555+333-100-80\)

\(=888-100-80\)

\(=780-80=700\)

\(300-\left(-200\right)-\left(-120\right)+18\)

\(=300+200+120+18\)

\(=500+120+18\)

\(=620+18\)

\(=638\)

\(a.\left[\left(-8\right)+\left(-7\right)\right]+\left(-10\right)=\left(-15\right)+\left(-10\right)=-25\)

\(b.555-\left(-333\right)-100-80=\left(555+333\right)-\left(100+80\right)=888-180=708\)

\(c.-\left(-229\right)+\left(-219\right)-401+12=\left(229-219\right)-\left(401-12\right)=10-389=-379\)

\(d.300-\left(-200\right)-\left(-120\right)+1=\left(300+200\right)+\left(120+1\right)=500+121=621\)

a) = (-15)+(-10)

= -25

b) = (-222)-100-80

= (-322)-80

= -402

c) = 229+219-401+12

= 448-401+12

=47+12

= 59

d) = 500-(-120)+18

= 620+18

= 638

A,-25

B,-402

C,59

D,638

A, -25

B, -402

C, 59

D, 638

- (-229) + (-219) - 401 + 12 = -379

chit nha bạn Jessica The Sinner   đẹp zai

=229+(-219)-401+12

=10-401+12

=-391+12

=-379

-(-229)+(-219)-401+12

=10-401+12

=-391+12

=-379

A. -25

B. 708

C. -379

D. 638

Mình chỉ ghi kết quả thôi ! Bạn biết cách tính chứ!

A) = -15 +(-10)=-25

B) 708

c)-309

d) 638

A) = (-15) + ( -10 )

    = -25

B) = 555 + 333 - 100 -80

    =  888 - 100 -80

    = 788 -  80

    = 708

C) = 229 + ( - 219 ) + ( -401 ) + 12

    = 10 + ( - 401 ) + 12

    = ( -391 ) + 12

    = -379

D) = 300 + 200 + 120 + 18

    = 500 + 120 + 18

    = 620 + 18

    =  638

-(-229 ) + (-219 ) - 401 + 12

= 209 - 219 - 401 + 12

= -10 - 401 + 12

= -411 + 12

= - 399

300 - (-200) - (-120) + 18

= 300 + 200 + 120 + 18

= 500 + 120 + 18

= 620 + 18

= 638

     = 10 - 401 + 12

     = -391 + 12

     = -379

     = 500 + 120 + 18

     = 620 + 18

     = 638

-(-229)+(-219)-401+12

= 229 - 219 - 401 + 12

= 10 - 401 + 12

= -391 + 12

= -379

300 - (-200) - (-120) + 18

= 300 + 200 + 120 + 18

= 500 + 120 + 18

= 620 + 18

= 638

Trl:

d) \(555-\left(-33\right)-100-80\)

\(=588-20\)

\(=568\)

e) \(-\left(-229\right)+\left(-219\right)-401+12\)

\(=10-413\)

\(=403\)

f) \(300-\left(-200\right)-\left(-120\right)+18\)

\(=500-\left(-102\right)\)

\(=602\)

Hc tốt

d)555-(-33)-100-80

=555+33-100-80

=588-100-80

=488-80

=408

e)-(-229)+(-219)-401+12

=10-401+12

=-391+12

=-379

f) 300-(-200)-(-120)+18

=500-(-120)+18

=620+18

=638

K CHO MÌNH NHA !

d) =408

e)=-379

f)=638

8 + ( - 7 ) + ( - 10 ) = - 9

229 + 219 + 401 - 12 = 837

300 + 200 + 120 + 18 = 638