Actividad 1 Numeros con signo (suma y resta)
  • 1. +10+7=
A) -17
B) -7
C) 17
D) 7
  • 2. -5 - 9=
A) +14
B) -4
C) -14
D) 4
  • 3. -12 - 4=
A) -16
B) +16
C) 8
D) -8
  • 4. +6 - 10=
A) -16
B) -4
C) 4
D) 16
  • 5. -11+8=
A) -3
B) 19
C) 3
D) -19
  • 6. -18+10=
A) 8
B) 28
C) -28
D) -8
  • 7. -5 - 1=
A) 6
B) 4
C) -4
D) -6
  • 8. -16+20=
A) +4
B) -4
C) -36
D) 36
  • 9. -18+11=
A) 29
B) -7
C) -29
D) 7
  • 10. -22 - 36=
A) 14
B) -58
C) 58
D) -14
  • 11. -60+30=
A) 90
B) 30
C) -90
D) -30
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