Actividad 1.
1) 5 − 3 − 2 x 2 = -2
5 - 3 - 4
2 - 4
-2
2) −12 + (−64) + (−17) + 4 = -89
-12 - 64 - 17 + 4
-76 - 17 + 4
-93 + 4
-89
3) 3 + 5 · (−7 − 3) = -47
3 + 5 × -10
3 + -50
-47
4) 3 − 5 · (−7 − 3) = 53
3 - 5 × -10
3 - -50
53
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Verified answer
Actividad 1.
1) 5 − 3 − 2 x 2 = -2
5 - 3 - 4
2 - 4
-2
2) −12 + (−64) + (−17) + 4 = -89
-12 - 64 - 17 + 4
-76 - 17 + 4
-93 + 4
-89
3) 3 + 5 · (−7 − 3) = -47
3 + 5 × -10
3 + -50
-47
4) 3 − 5 · (−7 − 3) = 53
3 - 5 × -10
3 - -50
53