Addition and subtraction

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    Chapter 5 Addition and subtraction (8 videos) (Practice Test)

      5.1: Addition and subtraction including decimal numbers (Practice Test)
      Add decimals up to 2 decimal places
    1. Add decimals up to 2 decimal places
      2. Use place value to add decimals to hundredths
    2. Use place value to add decimals to hundredths
      3. Subtract decimals up to 2 decimal places
    3. Subtract decimals up to 2 decimal places
      4. Use place value to subtract decimals to hundredths
    4. Use place value to subtract decimals to hundredths
      5.2: Addition and subtraction of positive and negative numbers (Practice Test)
      Rule of Sum of Two Integers With like Signs
    1. Rule of Sum of Two Integers With like Signs
      682 views
      2. Prob-Rule of Sum of Two Integers With like Signs
    2. Prob-Rule of Sum of Two Integers With like Signs
      465 views
      3. Rule of Sum of Two Integers With Unlike Signs
    3. Rule of Sum of Two Integers With Unlike Signs
      629 views
      4. Prob-Rule of Sum of Two Integers With Unlike Signs
    4. Prob-Rule of Sum of Two Integers With Unlike Signs
      459 views