For this NEMP task students perform a range of addition, subtraction, multiplication, and division calculations using whole numbers and decimal amounts of money.
Students write down an explanation of how the front-end estimation strategy works in addition problems to give information on their understanding of the strategy.
Student solve addition problems where the missing value is located in different positions. This may mean that students transform the problem into a subtraction one. Students reflect on the easiest and hardest problems, and explain their choice.
Students estimate an addition problem, share their methods, discuss grouping nice numbers, and then do a problem using this method, then design a question showing how it uses the method.