Thinkabara

🧮 Math4th Grade

4th Grade Math: the year at a glance

12 units · 55 lessons · based on Common Core State Standards for Mathematics, Grade 4 — typical US scope & sequence. Every unit ends with a review & assessment day.

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Unit 1: Place value to 1,000,000 4.NBT.A.2

Read, write and compare multi-digit numbers · Understand each place is ten times the place to its right · Round to any place

  1. Ten times greater4.NBT.A.1
  2. Reading and writing large numbers4.NBT.A.2
  3. Comparing multi-digit numbers4.NBT.A.2
  4. Rounding to any place4.NBT.A.3
  5. Review & assessment

Unit 2: Adding & subtracting multi-digit numbers 4.NBT.B.4

Fluently add and subtract with the standard algorithm · Estimate to check reasonableness

  1. Standard algorithm: addition4.NBT.B.4
  2. Standard algorithm: subtraction4.NBT.B.4
  3. Estimate and check4.OA.A.3
  4. Multi-step word problems4.OA.A.3
  5. Review & assessment

Unit 3: Multiplicative comparison, factors & multiples 4.OA.A.1

Interpret multiplication as comparison (35 is 5 times as many as 7) · Find factor pairs and multiples; identify prime and composite numbers

  1. Times as many4.OA.A.1
  2. Comparison word problems4.OA.A.2
  3. Factors and factor pairs4.OA.B.4
  4. Multiples4.OA.B.4
  5. Prime and composite4.OA.B.4
  6. Review & assessment

Unit 4: Multi-digit multiplication 4.NBT.B.5

Multiply up to four digits by one digit and two digits by two digits · Explain with area models and partial products

  1. Multiplying by 10, 100 and 1,0004.NBT.B.5
  2. Area model: one-digit multiplier4.NBT.B.5
  3. Partial products4.NBT.B.5
  4. Two-digit by two-digit4.NBT.B.5
  5. Multiplication word problems4.OA.A.3
  6. Review & assessment

Unit 5: Division with remainders 4.NBT.B.6

Divide up to four-digit dividends by one-digit divisors · Interpret remainders in word problems

  1. Dividing multiples of 104.NBT.B.6
  2. Remainders4.NBT.B.6
  3. Area model for division4.NBT.B.6
  4. Partial quotients4.NBT.B.6
  5. Interpreting remainders4.OA.A.3
  6. Review & assessment

Unit 6: Equivalent fractions & comparing 4.NF.A.1

Explain why fractions are equivalent using models and multiplication · Compare fractions with different numerators and denominators

  1. Equivalent fractions with models4.NF.A.1
  2. Multiply to find equivalents4.NF.A.1
  3. Benchmark fractions4.NF.A.2
  4. Common denominators4.NF.A.2
  5. Review & assessment

Unit 7: Adding & subtracting fractions 4.NF.B.3

Add and subtract fractions and mixed numbers with like denominators · Decompose fractions in more than one way

  1. Decomposing fractions4.NF.B.3b
  2. Adding like fractions4.NF.B.3a
  3. Subtracting like fractions4.NF.B.3a
  4. Mixed numbers4.NF.B.3c
  5. Adding and subtracting mixed numbers4.NF.B.3c
  6. Fraction word problems4.NF.B.3d
  7. Review & assessment

Unit 8: Multiplying fractions by whole numbers 4.NF.B.4

Multiply a fraction by a whole number · Solve problems with fractions and whole numbers

  1. Multiples of unit fractions4.NF.B.4a
  2. Whole number times a fraction4.NF.B.4b
  3. Fraction multiplication problems4.NF.B.4c
  4. Review & assessment

Unit 9: Decimals: tenths & hundredths 4.NF.C.6

Write fractions with denominators 10 and 100 as decimals · Compare decimals to hundredths

  1. Tenths and hundredths4.NF.C.5
  2. Decimal notation4.NF.C.6
  3. Comparing decimals4.NF.C.7
  4. Decimals and money4.MD.A.2
  5. Review & assessment

Unit 10: Measurement conversions 4.MD.A.1

Convert larger units to smaller units in one system · Solve problems with area and perimeter formulas

  1. Customary length4.MD.A.1
  2. Customary weight and capacity4.MD.A.1
  3. Metric units4.MD.A.1
  4. Time conversions4.MD.A.2
  5. Area and perimeter formulas4.MD.A.3
  6. Line plots with fractions4.MD.B.4
  7. Review & assessment

Unit 11: Angles, lines & shapes 4.MD.C.5

Measure and draw angles with a protractor · Classify shapes by lines and angles · Identify lines of symmetry

  1. Points, lines, rays and angles4.G.A.1
  2. Angles as turns4.MD.C.5
  3. Measure and draw angles4.MD.C.6
  4. Adding angles4.MD.C.7
  5. Parallel and perpendicular lines4.G.A.2
  6. Lines of symmetry4.G.A.3
  7. Review & assessment

Unit 12: Number & shape patterns 4.OA.C.5

Generate patterns that follow a rule · Describe features of a pattern that are not in the rule

  1. Number patterns4.OA.C.5
  2. Shape patterns4.OA.C.5
  3. Input-output tables4.OA.C.5
  4. Review & assessment

Math in other grades

Kindergarten53 lessons1st Grade55 lessons2nd Grade53 lessons3rd Grade53 lessons4th Grade55 lessons5th Grade50 lessons6th Grade41 lessons7th Grade39 lessons8th Grade39 lessons