Which Unit Would You Use? is a free printable Grade 4 math worksheet on choosing inches, miles, ounces or pounds for a measurement, aligned to Common Core standard 4.MD.A.1. It prints 5 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two students in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

Set 25 of 25 · the same problems every time you open this link.

One paper per student

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25

Set 1 has all 25 in a single PDF. All 25 sets ask different questions.

Which Unit Would You Use?

4.MD.A.1

NameDate

Sort each one into the right box.

1.Sort each one into the right box.

Sort: the distance to the next town, how tall a cup is, how far a car drives in an hour, the width of a book

InchesMilesOuncesPounds

2.Sort each one into the right box.

Sort: how far a car drives in an hour, the weight of a dog, the length of a marathon, the length of a pencil

InchesMilesOuncesPounds

3.Sort each one into the right box.

Sort: the distance to the next town, the weight of a slice of bread, the length of a crayon, the length of a pencil

InchesMilesOuncesPounds

4.Sort each one into the right box.

Sort: the weight of a slice of bread, the distance from one city to another, the weight of a strawberry, the length of a crayon

InchesMilesOuncesPounds

5.Sort each one into the right box.

Sort: the distance from one city to another, the weight of a letter, the weight of a spoon, the weight of a watermelon

InchesMilesOuncesPounds

LessonPrint · 4.MD.A.1 · Set 25 · free to copy for classroom use

Answer key — Which Unit Would You Use?

Set 25. Prints on its own sheet.

1.Inches: how tall a cup is, the width of a book; Miles: the distance to the next town, how far a car drives in an hour; Ounces: —; Pounds: —
2.Inches: the length of a pencil; Miles: how far a car drives in an hour, the length of a marathon; Ounces: —; Pounds: the weight of a dog
3.Inches: the length of a crayon, the length of a pencil; Miles: the distance to the next town; Ounces: the weight of a slice of bread; Pounds: —
4.Inches: the length of a crayon; Miles: the distance from one city to another; Ounces: the weight of a slice of bread, the weight of a strawberry; Pounds: —
5.Inches: —; Miles: the distance from one city to another; Ounces: the weight of a letter, the weight of a spoon; Pounds: the weight of a watermelon

Last reviewed 2026-09-05. Aligned to 4.MD.A.1 of the Common Core State Standards for Mathematics.