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understanding to solve problems by adding and subtracting like units (e.g., “I know 8 – 5 = 3, so 87 – 50 = 37 because 8 tens – 5 tens = 3 tens. I know 78 – 5, too, because 8 ones – 5 ones = 3 ones. I used the same easier problem, 8 – 5 = 3, just with ones instead of tens!”). Students then practice making ten within 20 before
Unit 2 - Answer Key.pdf - Free download as PDF File (.pdf), Text File (.txt) or read online for free. Scribd is the world's largest social reading and publishing site.
Unless otherwise specified, answers (numeric or algebraic) need not be simplified. If your answer is given as a decimal approximation, it should be correct to three places
unit_2_answers - Free download as PDF File (.pdf), Text File (.txt) or read online for free.
Unit 2: Extra Practice: Key | PDF. Beg_Unit2_Answerkey.pdf - Free download as PDF File (.pdf), Text File (.txt) or read online for free.
Unit 2: Equations & Inequalities Homework 13: Inequalities Review ** This is a 2-page document! ** Directions: Solve, graph, and write the solution to each inequality in interval notation. -8X432 -g +5 Interval Notation: C 3 3. 7-(5-4x) < 2(3x+8) I la 2- Interval Notation: 2 < -11 -3x -18 Interval Notation: —q) Of or 11-4x>19 3>4-5 > X 4-2
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