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]]> https://www.nifdi.org/docman/programs/mathematics-1/distar-arithmetic-1/sample-lessons-7.html Thu, 23 Jan 2014 16:21:28 -0800 en-GB hourly 1 https://www.nifdi.org/docman/programs/mathematics-1/distar-arithmetic-1/sample-lessons-7/992-lesson-126.html Lesson 126 https://www.nifdi.org/docman/programs/mathematics-1/distar-arithmetic-1/sample-lessons-7/992-lesson-126.html ccox@nifdi.org (Christina Cox) Sample Lessons Thu, 23 Jan 2014 16:21:28 -0800 https://www.nifdi.org/docman/programs/mathematics-1/distar-arithmetic-1/sample-lessons-7/991-lesson-71.html Lesson 71 https://www.nifdi.org/docman/programs/mathematics-1/distar-arithmetic-1/sample-lessons-7/991-lesson-71.html ccox@nifdi.org (Christina Cox) Sample Lessons Thu, 23 Jan 2014 16:21:01 -0800 https://www.nifdi.org/docman/programs/mathematics-1/distar-arithmetic-1/sample-lessons-7/990-lesson-09.html Lesson 09 https://www.nifdi.org/docman/programs/mathematics-1/distar-arithmetic-1/sample-lessons-7/990-lesson-09.html ccox@nifdi.org (Christina Cox) Sample Lessons Thu, 23 Jan 2014 16:20:31 -0800 https://www.nifdi.org/docman/programs/mathematics-1/distar-arithmetic-1/sample-lessons-7/735-arithmetic-i-sample-lesson.html Arithmetic I Sample Lesson https://www.nifdi.org/docman/programs/mathematics-1/distar-arithmetic-1/sample-lessons-7/735-arithmetic-i-sample-lesson.html ccox@nifdi.org (Christina Cox) Sample Lessons Mon, 30 Dec 2013 15:43:03 -0800