Question

tính nhanh:

1+2+3+4+5+6+7+8+9x10

Ai nhanh nhất mình tick;-;

Answer 1

1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 × 10

= 36 + 90

= 126

Answer 2

450

Answer 3

ngu à

 

Answer 4

=(2+8)+(3+7)+(4+6)+(9x10)+(1+5)

=10+10+10+90+6

=126

 

Answer 5

1+2+3+4+5+6+7+8+9*10

=36+90

=126

Answer 6

1+2+3+4+5+6+7+8+9*10

= (1+8)+(2+7)+(3+6)+(4+5)+9*10

= 9+9+9+9+9*10

= 9*4+9*10

= 9*(4+10)

= 9*14

= 126

Answer 7

90+36 126

Answer 8

cám ơn(^-^)

 

Answer 9

126 nhé bạn