(+16)+(-29)—(-7)—(+11)+(+9)使正负号相同的加数结合在—起
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![(+16)+(-29)—(-7)—(+11)+(+9)使正负号相同的加数结合在—起](/uploads/image/z/2687807-47-7.jpg?t=%28%2B16%29%2B%28-29%29%E2%80%94%28-7%29%E2%80%94%28%2B11%29%2B%28%2B9%29%E4%BD%BF%E6%AD%A3%E8%B4%9F%E5%8F%B7%E7%9B%B8%E5%90%8C%E7%9A%84%E5%8A%A0%E6%95%B0%E7%BB%93%E5%90%88%E5%9C%A8%E2%80%94%E8%B5%B7)
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(+16)+(-29)—(-7)—(+11)+(+9)使正负号相同的加数结合在—起
(+16)+(-29)—(-7)—(+11)+(+9)使正负号相同的加数结合在—起
(+16)+(-29)—(-7)—(+11)+(+9)使正负号相同的加数结合在—起
16-29-7+11
等于14