Transcript Addition - Northern Grid for Learning

Addition
Mental Maths Learning
Objective
I am able to count in 2’s,
5’s, 7s, 10s, and ½’s
Mental Maths Learning
Objective
I am able to count in 2’s,
5’s, 7s, 10s, and ½’s
Main Learning Objective
By the end of this lesson, I will know:That addition can be done by adding using
either number first.
I will also know how to solve missing number
problems
Addition
• What is 5 + 3?
What is 3 + 5?
Which number to start with?
What is 4 + 3?
What is 3 + 4?
It Does not matter which
number you add first
• This means addition in commutative
What is the solution to this
problem?
11 + -------- = 17
What is the solution to this
problem?
100 + -------- = 255
What is the solution to this
problem?
134 + -------- = 155
Main Learning Objective
I know:That addition can be done by adding using
either number first.
I also know how to solve missing number
problems.
Plenary
• In this lesson we learnt
• How to count in 2s, 5s, 7s, 10s and ½ s
• How to add.
Which is bigger?
55 + 5 = or 5 + 55 = ?
They are the same! Both make 55.
More Addition
• What is 5 + 6 + 7 make?
• What does 7 + 5 + 6 make?
You can add more than 2 numbers together.