(-3) + (+5) =

• 2
• -2
• -8
• 8

(-7) + (-2) =

• -5
• -9
• 9
• 5

(+12) + (+15) =

• -27
• -3
• 27
• 3

(-25) + (+4) =

• 29
• 21
• -29
• -21

(-11) + (-10) =

• -1
• -21
• 1
• 21

(-3) + (+3) =

• -6
• 6
• 0
• -3

(-4) + (+23) =

• -27
• 27
• 19
• -19

(-3) + (+8) =

• 5
• -5
• -11
• 11

(-3) - (+9) =

• 12
• -12
• 6
• -6

(-8) - (-7) =

• 15
• -15
• 1
• -1