Question

10+20+3+40+50+60+70+80+90=??

tick mình nha

Answer 1

10 + 20 + 3 + 40 + 50 + 60 + 70 + 80 + 90 = 423

k mk nhacông chúa mặt trăng

 

Answer 2

10+20+3+40+50+60+70+80+90

=(10+90)+(20+80)+(40+60)+(50+70)+3

=100+100+100+120+3

=420+3

=423

k mình nha

Answer 3

10 + 20 + 3 + 40 + 50 + 60 + 70 + 80 + 90 = 423

k mk nha công chúa mặt trăng

Answer 4

ket

qua

bang

423

Answer 5

\(10+20+30+40+50+60+70+80+90\)

\(=\left(10+90\right)+\left(20+80\right)+\left(40+60\right)+50+3+70\)

\(=100+100+100+50+3+70\)

\(=100.3+50+3+70\)

\(=300+50+3+70\)

\(=350+3+70\)

\(=353+70\)

\(=423\)

Answer 6

10+20+3+40+50+60+70+80+90=423