ReckonPrimer.activity/exercises/exaddsub.py


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# -*- coding: utf-8 -*-
#(c) Julia Schönhart 2009
#(c) Daniela Zierler 2009

from exercise import Exercise

class ExAddSub(Exercise):
    def __init__(self, display, (sett, errors)):
        pass

    def _generate_calcs(self):
        pass