Question

1+2+3+4+5+6+7+8+9=?

ai tick mk mk tick lại

Answer 1

45 ai k mk mk k lại

Answer 2

1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 =45

k cho mk nha

Answer 3

1+2+3+4+5+6+7+8+9= 45

Answer 4

\(\text{1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 =45}\)

Answer 5

1+2+3+4+5+6+7+8+9=45

Answer 6

= 45

ai k mk mk k lạiai là bn tron nk tamako cute thì kp vs mk nk đó bị cướp rùi

Answer 7

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

\(=\left(1+9\right)+\left(2+8\right)+\left(3+7\right)+\left(4+6\right)+5\)

\(=10+10+10+10+5\)

\(=10\cdot4+5\)

\(=40+5\)

\(=45\)

Answer 8

1+2+3+4+5+6+7+8+9 = 45

Answer 9

\(1+2+3+4+5+6+7+8+9=45\)

Answer 10

ai k mk mk k lại