a) a+34.567=90.321
a=90.321 - 34.567
a=55754
v: 55.754+34.567=90.321
b) b - 152.087 = 76.983
b= 152.087 +76.983
b=229.070
v:229.070 - 152.087 = 76.983
c) 405.671 - m =12.985
m= 405.671 - 12.985
m= 392.686
v:405.671 - 392.686= 12.985
d)56.410 + n = 110.211
n= 110.211 - 56.410
n=53.801
v:56.410 + 53.801 = 110.211
Sper că te-am ajutat!Succes!