3 1 8 + 3 7 - 3 5 - 3 7 - 2 + 3 5 - 1 1 8 = 3 1 8 + 3 7 - 3 5 - 3 7 + 2 + 3 5 - 1 1 8 = 3 1 8 + 3 7 - 3 7 ⏟ 0 - 3 5 + 3 5 ⏟ 0 + 2 - 1 1 8 = 3 1 8 - 1 1 8 ⏟ 2 + 2 = 4 " src="https://img-question-vn.ruangguru.com/anaaFUJky5taTgiQa8Z_oUcmxsJWSRe83ShZ3ijJSPTP-nKcmYJkG0La1hQSzAH469x6jXgqJpnQMu24Q5lefN_fJ14dfZTsqwMxDa9iVM4dLY97SzFWFYNfDKdd5lnBh9IwgCD-" style="width: 261.33px; height: 264.00px; margin-left: 0.00px; margin-top: 0.00px; transform: rotate(0.00rad) translateZ(0px); -webkit-transform: rotate(0.00rad) translateZ(0px);" title="3 1 over 8 plus open parentheses 3 over 7 minus 3 over 5 close parentheses minus open parentheses 3 over 7 minus 2 close parentheses plus open parentheses 3 over 5 minus 1 1 over 8 close parentheses
equals 3 1 over 8 plus 3 over 7 minus 3 over 5 minus 3 over 7 plus 2 plus 3 over 5 minus 1 1 over 8
equals 3 1 over 8 plus stack stack 3 over 7 minus 3 over 7 with underbrace below with 0 below stack stack negative 3 over 5 plus 3 over 5 with underbrace below with 0 below plus 2 minus 1 1 over 8
equals stack stack 3 1 over 8 minus 1 1 over 8 with underbrace below with 2 below plus 2
equals 4">