Question

Calculati respectand regulile invatate
2+6:2
25-8:4
64:8x3
50:10x7
36+21:7+15
64-35:5-32
36:4+9x3
27:3+81:9
25+24:6x3
12+36:9:2
50-80:1x0
36+25:5x1

Answer 1

Regula: Operatiile de ordinul 1(inmultirea, impartirea) se efectueaza, apoi cele de ordinul 2 (adunarea si scaderea)
 2+6:2=5
25-8:4=23
64:8x3=24
50:10x7=35
36+21:7+15=54
64-35:5-32=25
36:4+9x3=36
27:3+81:9=18
25+24:6x3=37
12+36:9:2=14
50-80:1x0=50
36+25:5x1=41