Question

2 Efectuează:
a) 10 x 100 - (864:2 + 336:3+1296: 4) =
b) (777:7 + 464:2-969:3+888:4): 2-194: 2 =
c) (468:2+848:4+ 646:2 +666:6) + 10:5 =
d) (848:4 - 448:4+ 696:3+ 402:3): 2 x 3 =
e) 17 x 20 - (968:4+963:3 + 866:2):3 =
f) (550:5 + 932:4 +686:2):2-111 x 3 =
g) 61 x 10 - (468:2+848:2+999:9+444:4):2:2 =
h) 15 x 25 - (972:3+222:2 +462:2+999:3):3 =
i) (425:5 + 129 x 4 + 2):3 x 4-127 x 6+2 x 29 =
j) 144:3×9-(57×8-97×4+824:4+39×4)= help dau coroana!!!!!​

Answer 1

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