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(-3)-(-7)= (-10)-3= 33-(-27)= 0-12= (-11)-0=
(-4)-16=
人气:408 ℃ 时间:2020-04-20 01:28:38
解答
(-3)-(-7)=4
(-10)-3=-13
33-(-27)= 60
0-12=-12
(-11)-0=-11
(-4)-16=-20
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