Common Core
4.MD.A.1
4 lessons teach this standard. Every lesson is interactive, and every one prints as a worksheet with a separate answer key.
Grade 4 Math · Chapter 7 · Lesson 7
Bigger units, smaller numbers.
Measuring Around the World · Chapter 2 · Lesson 1
An inch is about two and a half centimeters. A foot is about thirty.
Measuring Around the World · Chapter 2 · Lesson 2
A kilogram is a bit more than two pounds.
Measuring Around the World · Chapter 2 · Lesson 3
A cup is about 240 ml. A gallon is nearly four liters.