1.342 + 458 = . . .

639 – 256 = . . .

3.457 – 892 = . . .

1.872 – 795 + 286 = . . .

8 x 6 = . . .

26 x 8 = . . .

37 x 7 = 259

54 : 9 = . . .

144 : 8 = . . .