"548-367+126等于几"...548-367+126等于几

　"548+856等于几"...548+856等于几

　"6582-4079+8351等于几"...6582-4079+8351等于几

　"548+548等于几"...548+548等于几

　"8542+5436等于几"...8542+5436等于几

　"3478+5796等于多少"...3478+5796等于多少

　"5638-2934等于几"...5638-2934等于几

　"624+531等于几"...624+531等于几

　"3478+5796等于"...3478+5796等于

　"6748+3246等于多少"...6748+3246等于多少