(33–3):3=10 3*3*3:3=9 (3*3)–(3:3)=8 или 33:3–3=8 (3+3)+(3:3)=7 3*3:3+3=6 (3+3)–(3:3)=5 3*3–(3+3)=3 (3:3)+(3:3)=2 3–3+(3:3)=1