Lesson 13: Let’s use subtraction to make change
Students will use a variety of subtraction strategies to make restaurant orders and find the correct change.
Lesson 12: Let’s use column method to subtract
Students will explore using column method to subtract. They will solve problems involving animals’ lap totals.
Lesson 18: Let’s show what we know!
Students will show their knowledge of all the key ideas from this addition and subtraction unit. Please note, you can either complete an onscreen assessment or a printed version of the assessment.
Lesson 17: Let’s using strategies to problem-solve
Students will use a range of addition and subtraction strategies to problem-solve. They will use their critical-thinking skills to solve clues and find the ages of the sharks in a family tree.
Lesson 16: Let’s solve word problems
Students will use a range of strategies and REPS to solve word problems. They will take part in ‘silly’ challenges while solving their word problems.
Lesson 15: Let’s add and subtract decimals
Students will investigate change using addition and subtraction with decimals. They will investigate which items each shopper could have purchased based on clues.
Lesson 14: Let’s subtract decimals using column subtraction
Students will gain a conceptual understanding of how decimals are regrouped using column method to subtract. They will use this knowledge to subtract using digits while making purchases in order to create a home aquarium.
Lesson 13: Let’s subtract multi-digit numbers
In this lesson, students will gain a strong conceptual understanding of how regrouping is used in column method subtraction. They will use their knowledge to calculate credit card debt.
Lesson 12: Let’s use REPS to problem-solve
Students will use REPS to answer critical-thinking questions about earning pocket money.
Lesson 11: Let’s use column method to add decimals
Students will use their critical-thinking skills and column method to solve the ‘funky float’ challenges.