Mathematics, 15.06.2020 23:57 GunnerWilbert5178

Which sum does the model below represent? +
+
+

a. 4+ (-7) = -3
b. 4 + 7 = 11
c. 8+(-3) = 4
d. 11+ (-4) = -3

Answers: 3

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You know the right answer?

Which sum does the model below represent? +
+
+

a. 4+ (-7) = -3
b. 4...