Math- Unit 4

Unit 4 Focus: Multi-Digit Multiplication

Students will learn...

• 4-1 To find a rule for solving multiplication problems involving multiples of 10.

• 4-2 To make estimates and evaluate the reasonableness of their answers.

• 4-3 To solve multiplication problems by particitioning rectangles.

• 4-4 To convert liters to milliliters.

• 4-5 To use multiplication or division to decide if one million dollars will fit in a large box.

• 4-6 To be introduced to the partial-products multiplication strategy.

• 4-7 To further explore the metric system and convert kilograms to grams.

• 4-8 To solve multistep number stories involving money.

• 4-9 To continue their work with partial products and multiply 2-digit numbers by 2-digit numbers.

• 4-10 To play a game to practice the basic principles of multiplication with multi-digit numbers.

• 4-11 To find the area of rectangles and rectilinear figures using multi-digit computation.

• 4-12 To solve multistep multiplication problems and use estimates to assess the reasonableness of their answers.

• 4-13 To explore the lattice method of multiplication.

Interesting Links for this math unit:

• Penguin Canoe Game (Double digit multiplication game)- http://www.mathplayground.com/ASB_Canoe_Penguins.html

• http://www.kidsmathtv.com/learn/multiply-2-by-2-digit-numbers-game-for-4th-grade-monster-board-game/

• http://mrnussbaum.com/drag-and-drop-math/

• http://www.prongo.com/math/multiplication.html

Extra Help Bookshelf- Unit 4