Respuesta:
6. 4.250 - 280 =-275.75
7.(-120 ) - 30 =-150
8. 1200 - 90 =1,110
9. 145 - (-120 ) =25
10. (-3.500) - (-850) =846.5
11. (-1300) - 110 = -1,410
12. 470 + 330 =800(oye este el ultimo no deberia de ser sustraccion
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Respuesta:
6. 4.250 - 280 =-275.75
7.(-120 ) - 30 =-150
8. 1200 - 90 =1,110
9. 145 - (-120 ) =25
10. (-3.500) - (-850) =846.5
11. (-1300) - 110 = -1,410
12. 470 + 330 =800(oye este el ultimo no deberia de ser sustraccion