01.Calcule:
(A)859203 + 34514:_________________
(B)42783 ÷ 2314:___________________
(C)248391 + 342820:________________

02.Efetue as subtrações:
(A)735692- 341835:_________________
(B)415221- 183524:__________________
(C)357- 122:_______________________

03.Multiplique:
(A)83748 × 3: _____________________
(B)483219 × 8:_____________________
(C)348331 × 15:_____________________

04.Divida os valores:
(A)835416 ÷ 2:_____________________
(B)9231828 ÷ 12:____________________

POR FAVOR ME AJUDEMMMM.​