Question
Complete the additions using tokens.
(a) (+6) + (+4)
(b) (-3) + (-2)
(c) (+5) + (-7)
(d) (-2) + (+6)
(a) (+6) + (+4)
(b) (-3) + (-2)
(c) (+5) + (-7)
(d) (-2) + (+6)
✓
Answer
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