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esercizio 58 - capitolo capitolo 1: i numeri naturali e i numeri interi
Answers:
(
12
−
4
)
⋅
3
=
8
⋅
3
=
24
(12-4) \cdot 3 = 8 \cdot 3 = 24
(
12
−
4
)
⋅
3
=
8
⋅
3
=
24
12
−
4
⋅
3
=
12
−
12
=
0
12-4\cdot 3 = 12-12=0
12
−
4
⋅
3
=
12
−
12
=
0
12
+
3
⋅
4
=
12
+
12
=
24
12+ 3 \cdot 4 = 12+12=24
12
+
3
⋅
4
=
12
+
12
=
24