Răspuns :
a) 100 +100 + 40 = 240 b) 240 × 1 = 240 c) 250 - 10 = 240 d) 140 ×1 + 140 × 1 = 240
23
a)100+100+40=240
c)440-200=240
b120×2=240
d)(60×2)+(60×2)=240
26
prima coloana 16,4,24,2
a foua coloana16,32,48,4
a treia coloana32,64,96,24
a patra coloana10,5,15,2,5
a cincea coloana36,72,18,108
a)100+100+40=240
c)440-200=240
b120×2=240
d)(60×2)+(60×2)=240
26
prima coloana 16,4,24,2
a foua coloana16,32,48,4
a treia coloana32,64,96,24
a patra coloana10,5,15,2,5
a cincea coloana36,72,18,108