Rounding & Estimation

Rounding

• Lesson: Rounding Numbers

  • 2.N.2 round to the nearest 10

  • 2.N.3 round to the nearest 10 or 100

  • 3.P.1-4 Estimation & Rounding (rounding)

  • 4.L.4 rounding money amounts

  • 4.A.20-23 rounding to place values

  • 5.A.8 rounding to a place value

• Lesson: Rounding Decimals

  • 4.S.14 rounding decimals

  • 5.G.8 rounding decimals

  • 6.F.6 rounding decimals

  • 7.D.4 rounding decimals

• Mixed Numbers

  • 5.K.14 rounding mixed numbers

  • 7.F.10 rounding mixed numbers

  • 8.D.3 round decimals & mixed numbers

• 5.J.7 rounding quotients (division)

• 6.F.7 round whole numbers & decimals (find missing digit)

Estimation

• Lessons

  • Estimating Products

  • Estimating Quotients

• Topics

  • 1.L.1 estimate to the nearest 10 (practice only)

  • 2nd Grade

    • 2.N.1 estimate to the nearest 10

    • 2.N.4 estimate sums

    • 2.N.5 estimate differences

  • 3.P.5-15 Estimation & Rounding (estimation)

  • 4th Grade

    • 4.B.10 estimate sums

    • 4.B.11 estimate sums (word problems)

    • 4.C.8 estimate differences

    • 4.C.9 estimate differences (word problems)

    • 4.D.28-31 Multiplication (estimating products)

    • 4.E.24 estimate quotients (1-digit divisors)

    • 4.E.25 pick the better estimate

    • 4.E.31 estimate quotients

    • 4.F.5 estimate sums, differences, products, quotients (word problems)

    • 4.T.10 estimate sums & differences (decimals)

  • 5th Grade

    • 5.B.8 estimate sums and differences (whole numbers)

    • 5.B.9 estimate sums and differences (word problems)

    • 5.C.9 estimate products

    • 5.C.10 estimate products (word problems)

    • 5.D.9 estimate quotients

    • 5.D.10 estimate quotients (word problems)

    • 5.D.11 estimate quotients (2-digit divisors)

    • 5.H.8 estimating sums & differences (rounding)

    • 5.H.9 estimating sums & differences of decimals (benchmarks)

    • 5.I.1 estimate products of whole numbers and decimals

    • 5.I.2 estimate products of decimals

    • 5.J.9 estimate decimal quotients

    • 5.L.10 estimate sums & differences (fraction benchmarks)

    • 5.L.18 estimate sums & differences (mixed numbers)

    • 5.M.31 estimate products of mixed numbers

  • 6th Grade

    • 6.B.8 estimate products

    • 6.C.4 estimate quotients

    • 6.G.3 estimate sums & differences (decimals)

    • 6.H.1 estimate products (decimals)

    • 6.J.8 estimate sums & differences (mixed numbers)

    • 6.K.4 estimate products (fractions and whole numbers)

    • 6.K.11 estimate products (mixed numbers)

    • 6.L.6 estimate quotients (mixed numbers)

    • 6.Q.1 estimate to solve word problems

  • 7th Grade

    • 7.P.4 estimate percents of numbers

    • 7.E.7 estimate sums, differences, products (decimals)

    • 7.G.6 estimate sums & differences (mixed numbers)

    • 7.G.15 estimate products & quotients (fractions & mixed numbers)

    • 7.I.9 estimate square roots

    • 7.N.1 estimate to solve word problems

  • 8th Grade

    • 8.J.5 estimate percents of numbers