OPERATORIA CON NÚMEROS ENTEROS
Resuelve las siguientes operaciones: 1) 2) 3) 4) 5) 6) 7) 8) 9) 10) 11) 12) 13) 14) 15) 16) 17) 18) 19) 20) 21)
2 + (−3) = −5 + 4 = 4 − 12 = −4 + 11 = 5 − (−5) = 8 + (−3) = −6 − 5 = 8 − (−4) = 4 − (−3 − 6) = 6 + (4 − 8) = 12 − (5 + 3) = 8 − (−9 + 1) = 4 + (−3) − (6 + 4) = 4 + (−2) + 4 − (6) = 3 − (−5) − [ 8 + (−3) ] = −6 − (−5 + 8) − (−3) = 5 − (−3 + 2) − 5 = 6 + 3 − (−5) = 3 ⋅ (−5) = −6 ⋅ 8 = −4 ⋅ (−2) =
22) 23) 24) 25) 26) 27) 28) 29) 30) 31) 32) 33) 34) 35) 36) 37) 38) 39) 40) 41) 42)
−15 ⋅ 6 = 8 ⋅13 = 7 ⋅ ( −3) = 3 ⋅ (−3) ⋅ (−6) = −3 ⋅ (−5) ⋅ (−1) ⋅ 5 = 5 ⋅ 3 ⋅ (−6) ⋅ (−4) = 3 ⋅ (−3) ⋅ (−5) ⋅ (−7) = (+3) ⋅ (−3) ⋅ (−3) = (−3) ⋅ (+3) ⋅ (+3) ⋅ (+3) = (−3) ⋅ (−3) ⋅ (+3) = (−3) ⋅ (+3) ⋅ (+3) ⋅ (−3) = 12 : ( −2) = −42 : 6 = −20 : (−5) = 55 : 0 = 60 :1 = 0 : −4 = 3 + (−5) ⋅ (4 − 3) = 15 : 3 ⋅ 2 + 4 = (−6) : (−2) + 5 = 5(3 − 1) : 2 + 6 =
Completa la tabla siguiente: a
b
c
-5
2
-3
1
-4
-2
-3
-2
-1
5
10
-10
-1
5
6
a −b
( a + b) ⋅ c
a : (b − c)
a +b−c