Question

5) calculati :
a) -9 - (-2)
b) -25-(+8)
c) +15-(-9)
d) +11-(-5)
e) -21-(+17)
f) 0-(-16)
g) +11-(-8)
h) +12-(-9)​

Answer 1

Salut!
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a) -9 - (-2) = -9 + 2 = -7
b) -25-(+8) = -25 -8 = 33
c) +15-(-9) = 15 + 9 = 24
d) +11-(-5) = 11 + 5 = 16
e) -21-(+17) = -21 - 17 = 38
f) 0-(-16) = 0 + 16 = 16
g) +11-(-8) = 11 + 8 = 19
h) +12-(-9)​ = 12 + 9 = 21
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Sper ca te-am ajutat♥