Lessons for 6.NS.B.3
Adding and subtracting decimalsTotals where the places must line up before they are combined.Lesson
Decimal arithmeticThe four operations when numbers have a decimal point.Lesson
Dividing decimalsQuotients where the dividend carries a decimal point.Lesson
Dividing by a decimalScaling both numbers by a power of ten so the divisor becomes whole.Lesson
Dividing multi-digit decimals with the standard algorithmScale the divisor and dividend by the same power of ten so the divisor is whole, then divide with the long division algorithm.Lesson
Multiplying decimalsProducts such as a price repeated several times.Lesson
Multiplying multi-digit decimals with the standard algorithmMultiply as if the numbers were whole, then place the decimal point by counting decimal places and check with an estimate.Lesson
Printable Worksheets
Adding and subtracting decimals worksheet (PDF)Printable worksheet with answer keyPreview
Dividing decimals worksheet (PDF)Printable worksheet with answer keyPreview
Dividing by a decimal worksheet (PDF)Printable worksheet with answer keyPreview
Dividing multi-digit decimals with the standard algorithm worksheet (PDF)Printable worksheet with answer keyPreview
Multiplying decimals worksheet (PDF)Printable worksheet with answer keyPreview
Multiplying multi-digit decimals with the standard algorithm worksheet (PDF)Printable worksheet with answer keyPreview