Question

1. - 15+ (- 12) = 2. - 8 + (- 10) = 3. – 15,5 + (- 14,5) = 1. - 9+ (- 9) = 2. – 2,8 + (- 17,2) = 3. – 12 + (- 8) = 4. -15.6+(-34,4) = 1. -0,49 + (- 18,4) = 2. -1,9 + (- 1) = 4.-0,016+(-12,5)+(-11,5) 5. -0.128+(-1.2) = 6. -1,03+(-3.6)+(-2,02) 5. -6,5+(-20,5)+(-3) = 4. – 5 - + - 24- 2. 5. – 100 + (- 48,0) = 6. - 25.6 + (- 123,6) = 6. -2,8+(-7,2) = - 15+ (-0,3) =​

Answer 1

1.-27 2.-18 3.-30 4.-18 5.-20 6. -20 7. -50 .8 -17.89 9. -2.9 10.

Answer 2

1. -15 + (-12) = -27 2. -8 + (-10) = -18 3. -15.5 + (-14.5) = -30 4. -9 + (-9) = -18 5. -2.8 + (-17.2) = -20 6. -12 + (-8) = -20 7. -15.6 + (-34.4) = -50 8. -0.49 + (-18.4) = -18.89 9. -1.9 + (-1) = -2.9 10. -0.016 + (-12.5) + (-11.5) = -24.016 11. -0.128 + (-1.2) = -1.328 12. -1.03 + (-3.6) + (-2.02) = -6.65 13. -6.5 + (-20.5) + (-3) = -30 14. -5 - 24 - 2 + 5 - 100 + (-48.0) = -174 15. -25.6 + (-123.6) = -149.2 16. -2.8 + (-7.2) = -10 17. -15 + (-0.3) = -15.3