Revise problems: all four operations
In-depth Investigation: Set Square
Use digits 1-9 once only to complete a calculation grid with given answers for each row and column.
Use SI units; bar charts
In-depth investigation: Pencil Power
Children use larger weights and numbers to find an accurate weight of one pencil. Collect data on a bar graph.
Adding money using column addition
In-depth Investigation: Present Prices
Children use logic and addition, along with some trial and improvement to solve a problem involving money.
Add/subt 0.1s & 0.01s; measures problems
In-depth Investigation: Decimals in a Row
Play a dice game on a 0.01–1 square, aiming to get four numbers in any row or column.
Efficient chunking with remainders
In-depth Investigation: Arranging the Tables
There are 44 people coming to a dinner party. There are 15 square tables that seat 4 people. Find a way to seat the 44 people using all 15 tables, with no empty places. Arranging the Tables from nrich.maths.org.
Multiplication problems, formal methods
Use the whole-class activity on Day 1.