Virginia SOL 4.NS.5.b

Math4th GradeNumber and Number Sense 

The Standard

Identify and model equivalent relationships between fractions (proper or improper) and/or mixed numbers and decimals, using halves, fourths, fifths, tenths, and hundredths.*

Virginia Standards of Learning for Mathematics · The student will reason about the relationship between fractions and decimals (limited to halves, fourths, fifths, tenths, and hundredths) to identify and represent equivalencies.

Teacher's field guide

What This Standard Means

What Students Need to Do

Students connect fractions and mixed numbers to decimals using area models, number lines, or place-value models. They identify equal values, including amounts greater than one.

What Mastery Looks Like

A student can show that 3/4 equals 0.75 and 1 1/5 equals 1.2 using models and words. They can rename values greater than one as improper fractions, mixed numbers, and decimals.

Common Misconceptions

Students may write 3/4 as 0.34 or confuse 0.5 with 0.05. They may also treat an improper fraction as less than one or omit the whole-number part of a mixed number.

How to Assess It

Give this exit ticket: Draw a model for 1 3/4. Write the matching improper fraction and decimal, then explain how the model supports both names.

Lesson moves

Ways to Teach It

  1. Fold paper strips into halves, fourths, fifths, and tenths, shade amounts, then label each model with a fraction and decimal.

  2. Show 1.25 and ask, “Which fraction or mixed number matches it, and how does your model prove it?”

  3. Play a matching game with cards showing decimals, fractions, mixed numbers, and area models, including values greater than one.

  4. Use a dollar grid to connect 75 cents to 0.75, 75/100, and 3/4, then explain why all names match.

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Printable 4.NS.5.b Worksheet

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