Calculate each sum or difference. 4 - (-12) =

(a)  

Calculate each sum or difference. 9 - (-6) =

(a)  

Calculate each sum or difference. -10 - (-1) =

(a)  

Calculate each sum or difference. -3 - (-15) =

(a)  

Calculate each sum or difference. -9 - (-14) =

(a)  

Calculate each sum or difference. 13 + (-5) =

(a)  

Calculate each sum or difference. 15 + 6 =

(a)  

Calculate each sum or difference. -4 + 9 =

(a)  

Calculate each sum or difference. -13 + (-4) =

(a)  

Calculate each sum or difference. -11 + 11 =

(a)  

Calculate each sum or difference. 13 - (-1) =

(a)  

Calculate each sum or difference. -14 + (-13) =

(a)  

Calculate each sum or difference. -10 + (-15) =

(a)  

Calculate each sum or difference. 5 + 11 =

(a)  

Calculate each sum or difference. -15 - (-7) =

(a)  

Calculate each sum or difference. -7 - 11 =

(a)  

Calculate each sum or difference. 3 - 10 =

(a)  

Calculate each sum or difference. 12 + 14 =

(a)  

Calculate each sum or difference. 9 - (-10) =

(a)  

Calculate each sum or difference. -11 - 9 =

(a)  

Calculate each sum or difference. 12 - 4 =

(a)  

Calculate each sum or difference. -13 + 14 =

(a)  

Calculate each sum or difference. -11 - (-14) =

(a)  

Calculate each sum or difference. 10 + (-14) =

(a)  

Calculate each sum or difference. 6 + (-15) =

(a)  

Calculate each sum or difference. -12 + (-13) =

(a)  

Calculate each sum or difference. -13 + 12 =

(a)  

Calculate each sum or difference. 8 - 15 =

(a)  

Calculate each sum or difference. 4 + 14 =

(a)  

Calculate each sum or difference. -10 + 7 =

(a)  

Calculate each sum or difference. -14 - (-2) =

(a)  

Calculate each sum or difference. -9 - (-9) =

(a)  

Calculate each sum or difference. 10 - 2 =

(a)  

Calculate each sum or difference. 13 - 15 =

(a)  

Calculate each sum or difference. -14 + 15 =

(a)  

Calculate each sum or difference. -13 - (-2) =

(a)  

Calculate each sum or difference. 6 + 9 =

(a)  

Calculate each sum or difference. -8 + (-10) =

(a)  

Calculate each sum or difference. 14 + 14 =

(a)  

Calculate each sum or difference. -9 + (-8) =

(a)  

Calculate each sum or difference. 9 - (-2) =

(a)  

Calculate each sum or difference. 3 + 11 =

(a)  

Calculate each sum or difference. 6 - 13 =

(a)  

Calculate each sum or difference. 10 + (-11) =

(a)  

Calculate each sum or difference. -7 + (-1) =

(a)  

Calculate each sum or difference. 7 - 14 =

(a)  

Calculate each sum or difference. -11 - 12 =

(a)  

Calculate each sum or difference. 8 - (-14) = (a)  

Calculate each sum or difference. 4 - (-12) = (a)  

Calculate each sum or difference. 9 - (-6) = (a)  

Calculate each sum or difference. -10 - (-1) = (a)  

Calculate each sum or difference. -3 - (-15) = (a)  

Calculate each sum or difference. -9 - (-14) = (a)  

Calculate each sum or difference. 13 + (-5) = (a)  

Calculate each sum or difference. 15 + 6 = (a)  

Calculate each sum or difference. -4 + 9 = (a)  

Calculate each sum or difference. -13 + (-4) = (a)  

Calculate each sum or difference. -11 + 11 = (a)  

Calculate each sum or difference. 13 - (-1) = (a)  

Calculate each sum or difference. -14 + (-13) = (a)  

Calculate each sum or difference. -10 + (-15) = (a)  

Calculate each sum or difference. 5 + 11 = (a)  

Calculate each sum or difference. -15 - (-7) = (a)  

Calculate each sum or difference. -7 - 11 = (a)  

Calculate each sum or difference. 3 - 10 = (a)  

Calculate each sum or difference. 12 + 14 = (a)  

Calculate each sum or difference. 9 - (-10) = (a)  

Calculate each sum or difference. -11 - 9 = (a)  

Calculate each sum or difference. -13 + 14 = (a)  

Calculate each sum or difference. -7 + (-15) = (a)  

Calculate each sum or difference. -11 - (-2) = (a)  

Calculate each sum or difference. -11 - (-14) = (a)  

Calculate each sum or difference. 10 + (-14) = (a)  

Calculate each sum or difference. 6 + (-15) = (a)  

Calculate each sum or difference. -12 + (-13) = (a)  

Calculate each sum or difference. -13 + 12 = (a)  

Calculate each sum or difference. 8 - 15 = (a)  

Calculate each sum or difference. 4 + 14 = (a)  

Calculate each sum or difference. -10 + 7 = (a)  

Calculate each sum or difference. -14 - (-2) = (a)  

Calculate each sum or difference. -9 - (-9) = (a)  

Calculate each sum or difference. 10 - 2 = (a)  

Calculate each sum or difference. 13 - 15 = (a)  

Calculate each sum or difference. -14 + 15 = (a)  

Calculate each sum or difference. -13 - (-2) = (a)  

Calculate each sum or difference. 6 + 9 = (a)  

Calculate each sum or difference. -8 + (-10) = (a)  

Calculate each sum or difference. 14 + 14 = (a)  

Calculate each sum or difference. -9 + (-8) = (a)  

Calculate each sum or difference. 9 - (-2) = (a)  

Calculate each sum or difference. 3 + 11 = (a)  

Calculate each sum or difference. 6 - 13 = (a)  

Calculate each sum or difference. 10 + (-11) = (a)  

Calculate each sum or difference. -7 + (-1) = (a)  

Calculate each sum or difference. 7 - 14 = (a)  

Calculate each sum or difference. -11 - 12 = (a)