Blank Space Part 7

Logic Level 2

1 □ 2 □ 3 □ 4 □ 5 □ 6 □ 7 □ 8=9 \large 1 \, \square \, 2 \, \square \, 3 \, \square \, 4 \, \square \, 5 \, \square \, 6 \, \square \, 7 \, \square \, 8 = 9

There are 27=128 2^7 =128 ways in which we can fill the squares with +,− +, -.

How many ways would make the equation true?

Note: You are not allowed to use parenthesis.

Chung Kevin by Chung Kevin
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