A bus ticket will be considered lucky if between its digits you can insert the signs of the four arithmetic operations and parentheses in the right places so that the value of the resulting expression equals 100. Is the ticket N 123456 lucky?

#
$1+(2+3+4) \cdot(5+6)=100$. There are other solutions (try to find at least one more).

## Answer

Yes.

Author: $\underline{\text { Yashchenko I.V. }}$

Place parentheses so that the equation is correct:

$$
1-2 \cdot 3+4+5 \cdot 6 \cdot 7+8 \cdot 9=1995
$$

## Answer

$(1-2) \cdot 3+(4+5 \cdot 6 \cdot 7+8) \cdot 9=1995$