Uphindaphindo luhlobo lokubala ukuze kufunyanwe isiphumo iproduct esivela kuphindaphindo kwenani ngelinye inani. Uphindaphindo ngumsebenzi wesithathu kwimathematika emva kokudibanisa ukubala kokuqala, kulandelwe kukuphungula okanye kukuthabatha, kube le kusiba luphindaphindo.