Discuss correct decimal placement using logical arguments and by multiplying whole numbers. Use this lesson as a standalone lesson or use it as support to the lesson Multiply Decimals.

Activate your students' observational skills by having them analyze a chart of the powers of ten! Use this lesson on its own or as support to the lesson Powers of 10.

Students learn how to fairly split the bill with this lesson that has them race to find out the amount they owe on a check! Students will apply their knowledge of dividing decimals to real-world situations of dining out!

Strengthen your students' understanding of cubic units and volume! They'll solve a realistic problem and explain key ideas about volume. Use this lesson on its own or use it as support for the lesson Volume and a Building.

Challenge students to decompose numbers within multiplication expressions. Use this lesson as a standalone lesson or as support to the lesson Solving Expressions in Word Problems.

Students will use the inverse relationship between multiplication and division to complete an area formula in a real-world situation. Use this lesson on its own or as support for the lesson The Case of the Missing Rectangle Side.

Teach students that order matters with this lesson about PEMDAS. Students will practice both in a group and individually to ensure their understanding.

Help your students show their understanding as they explain how to add fractions with unlike denominators. Use this lesson on its own or as support to the lesson Make It Work! Adding Fractions with Unlike Denominators.