Julia begins with a Number of the Day warm up activity, followed by practicing 2 and 3 addition and subtraction equations, with and without regrouping, using base 10 drawings, expanded from ...

Reading and writing large numbers Read and write numbers through 1000, using numbers (352, 621, 1000) and number names (“three hundred fifty-two,” “six hundred twenty-one,” “one thousand ...

Andrew Izsák, Erik Tillema, Zelha Tunç-Pekkan, Teaching and Learning Fraction Addition on Number Lines, Journal for Research in Mathematics Education, Vol. 39, No. 1 (Jan., 2008), pp. 33-62 ...

A learning/teaching approach used base-ten blocks to embody the English named-value system of number words and digit cards to embody the positional base-ten system of numeration. Steps in addition and ...

Students put all their addition and subtraction skills together to solve equations. In this lesson, students put all their addition and subtraction skills together to solve equations. Julia begins ...