计算。68－8=（）5＋70=（）16－

计算。7F7|;]-]8S.}

68－8=5w)V)^1o7{7F7|;]-]8S.}

5＋70=,]-b-F(M:i/Q3}:P4k3D4x7F7|;]-]8S.}

16－7=-`.X.q'N(|0b:y)X7F7|;]-]8S.}

95－5=-i(S8~1l'X0r6Q;y7y3z0[7F7|;]-]8S.}

30＋7=;f4e9y8F,n*T*b7F7|;]-]8S.}

34－4=']0v3A2G7w3a7@2y7W7F7|;]-]8S.}

80＋1=7E;L;C7F7|;]-]8S.}

9＋90=7i3K8E4u;C'N7F7|;]-]8S.}

7＋6=.L5a:f*@5}6C/q:?1O/F:_6h7F7|;]-]8S.}