Question

1--Arme efetue e tire a prova real:
A) 2.981+1.340
B) 8.396 - 5639
C) 953x2
D) 345/3
F) 3.530x15
-----------------------------

Answer 1

bom dia! A) 2981             B)8396           C)953         D)345/3        E)3530
                 +1340               - 5639            X    2             3     115     X    15
                    ____                 _____             ____          __  X  3        _____
                    4321                 2757              1906/2       04   ____      17650  
                  -1340                +5639              18    953      3    345       3530+
                   _____                _____             010          ____        ______ 
                    2981                 8396                 10             15          52950/15
                                                                       06            15          45        35330 
                                                                         6             ___       079      
                                                                         0              0            75
                                                                                                     045
                                                                                                       45
                                                                                                       00
                                                                                                       00
a prova real foi feita junto com o resultado.
espero ter te ajudado