Grade 2 Mental Maths

Front

What is subtraction?

Back

Subtraction is taking away one number from another. For example, 5 - 2 = 3.

Front

What is addition?

Back

Addition is putting two or more numbers together to find a total. For example, 2 + 3 = 5.

Front

What is the difference between two numbers?

Back

The difference is the result of subtracting one number from another. For example, the difference between 7 and 3 is 4.

Front

What is a number line?

Back

A number line is a straight line with numbers placed at equal intervals. It helps us understand addition and subtraction.

Front

What does 'before' mean in numbers?

Back

'Before' means the number that comes just before another number. For example, the number before 5 is 4.

Front

What does 'after' mean in numbers?

Back

'After' means the number that comes just after another number. For example, the number after 5 is 6.

Front

What is a hundred?

Back

A hundred is a number that is equal to 100. It is made up of ten groups of ten.

Front

What is a ten?

Back

A ten is a number that is equal to 10. It is one group of ten units.

Front

What is a unit?

Back

A unit is a single whole number. For example, 1, 2, and 3 are all units.

Front

How do you break up the number 256 into hundreds, tens, and units?

Back

256 can be broken up into 200 + 50 + 6.