Sadlier-Oxford :: Prerequisite Skills: Foundations of Algebra


Mathematics Foundations of Algebra Student Center Progress in Mathematics K-8+ Authors National Math Advisory Board Preparing for Foundations of Algebra Prerequisite Skills Skills Update Problem of the Day Practice Activities Acceleration Box Practice Activities Vocabulary Activities Alternative Teaching Models Virtual Manipulatives Audio Glossary Enrichment Graphing Calc. Lessons Graphing Calc. Videos Teacher Center Progress in Mathematics K-8+ Sign Up Log In Grade K Grade 1 Grade 2 Grade 3 Grade 4 Grade 5 Grade 6 Fundamentals of Algebra Foundations of Algebra Algebra 1 Family Center Progress in Mathematics K-8+ Authors National Math Advisory Board Prerequisite Skills Preparing for Foundations of Algebra Skills Update Problem of the Day Practice Activities Acceleration Box Practice Activities Vocabulary Activities Alternative Teaching Models Virtual Manipulatives Audio Glossary Enrichment Graphing Calc. Lessons Graphing Calc. Videos	K 1 2 3 4 5 6 Fundamentals of Algebra Foundations of Algebra Algebra 1 Print Email Sadlier-Oxford Home » Prerequisite Skills: Foundations of Algebra Chapter 1, Lesson 7 1-7.A estimate sums of rational numbers Estimate the sum: 18.97 + + 203 1-7.B understand models on an integer number line What sum is represented in this model?

Mathematics