14 Calculati:
a |+8| + |-5| - |-9|
b |-15|+|-31| - |+61|
c |-25| - |-3| - |-6|
d |-7|- |-2|+ |-24| : |-6|​


14 Calculatia 8 5 9b 1531 61c 25 3 6d 7 2 24 6 class=