=IF(AND(A3=(B3+C3),A3=(D3+E3+F3+G3),A3=(H3+I3+J3+K3)),"正确","错误")
请用公式:=IF(AND(A3=B3+C3,A3=D3+E3+F3+G3,A3=H3+I3+J3+K3),"正确","错误")