4+5×{[36:9+0×10+3×(330:5-72:2)]}=4+5×[4+0+3×(66-36)]=4+5×(4+3×30)=4+5×(4+90)=4+5×94=4+470=474 ....
20+2×{32:8+4×[20+4×(800:5-37:2)]}=20+2×{4+4×[20+4×(160-18,5)]}=20+2×[4+4×(20+4×141,5)]=20+2×[4+4×(20+566)]=20+2×(4+4×586)=20+2×(4+2344)=20+2×2348=20+4696=4716