(47+29-16):6= (32-16+24):8= 45:9-5+489= (94-39+15):5 49:7+(80-69)-5= 85-(82-28):6-14= 56:8:7+3•(94-77)= 700-10•(95:5)=
1. 5 2.489 3.14 4. 13 5. 62 6. 52 7. 510