Question

VAMOS PRATICAR!
Complete as contas com os algarismos que faltam nas linhas pontilhadas:


1)3850
+. . .
____
3974



2)9868
+. . .
______
9940


3)5340
-1.. 1 0
_______
41..



4)1150

-5..8
_____
602​

Answer 1

Resposta:

1) 3850

+ 124

2) 9868

+. 116

3) 5340

1210=

4130

(talvez a 3 seja 5,340−1,210= 4.130)

4)1150

-. 548