Real Math talk good practice examples of mathematics | Page 3

Revision lesson – team competition
2 nd class (age 15-16)
Theme “SoluTion of linear inequaliTieS”
Teacher: Laimutė Indilienė
Objective:
Competing revise features of numbers, numbering inequalities, consolidate solution of linear
inequalities, form skills of graphic depiction.
The competition consists of two rounds, each lasts 20 min.
1 st round (20 min)
Tasks:
1) Fall into line
2) Relay ‘’Compare numbers’’
3) Solution of inequalities
4) Enumerate numbers
5) Homework
Summarize results
nd
2 round
Team which won
1) Between two numbers
2) Continue a notion
3) Find a mistake
4) Put a sign
5) Indicate an interval
6) Solve an equality
7) Compare numbers
Summarize results
Three teams are organized and eight students in each. They choose a captain, others
are “experts ”, who have got answers.
Seating
---
Each team have got a sound signal, which
is needed to inform about being ready to answer.
In the 1 st round teams are answering 1 min
in turn. If the answer incorrect, then the team,
which inform with a sound signal first, answer.
Guests and jury
--- --- --- --- ---
1
2
Board
3
Assessment : to teams
1 st place – 3 points.; 2 nd place – 2 points.; 3 rd place – 1
points
Teams have got emblems of three different colours
PROCEDURE
1 st round