1₁ a + 219=540+210-19 2. (55:5) + (12×4)-6=2 3. (17 x 4) + (19x12) + C = 2140212 4. (50:10+100) — d=24 - 5. 1240 980+ e- (21:7) = 4740 212 6. (90:10+121) - f = 21+9 7. (214 x 3) + (1bx=) = 9 - 140 19 g 8. 9/+10+2421 080 = ²h-10 9₁ 51×17+1=2512 000 + 138-20 to. (140x19) + f = 4921740 ²
va rog dau COROANA
​