Răspuns:
a)246+353=599
v: 599-353=246?
599-246=353?
Raspuns:Da
b)864-632=232
v:232+632=864?
864-232=632?
Raspuns:Da
c)352+628=980
v:980-628=352?
628+352=980?
Raspuns:Da
d)976-706=270
v:976-270=706?
270+706=976?
Raspuns:Da
e)176+502=678
v:678-502=176?
502+176=678?
Raspuns:Da
f)679-354=325
v:679-325=354?
325+354=679?
Raspuns:Da
g)532-220=312
v:312+220=532?
532-312=220?
Raspuns:Da
h)333+436=769
v:769-436=333?
436+333=769?
Raspuns:Da