3 Subtraction wheel 0 Keywords: equationssubtraction Students complete equations by subtracting given numbers on a subtraction wheel. Preview
2 Different subtraction number sentences 0 Keywords: basic factsequalityequationssubtraction Students solve different forms of subtraction equations. Preview
4 Finding the value of n 1 Keywords: equationslinear equations Students show how they find the value of an unknown number in a range of linear equations. Preview