## Year 2 Addition and subtraction Return to Primary Maths Resources

### Teacher resources.

### Student resources.

Cuisenaire Environment: http://nrich.maths.org/4348

Jumping Squares: http://nrich.maths.org/7471

Number Balance: http://nrich.maths.org/4725

Adding telephone numbers

My telephone number is 83759392.

8+3+7+5+9+3+9+2=

83+75+93+92=

83+7+59+39+2=

8+37+5+93+92=

83+75+9+3+9+2=

Write down an eight-digit telephone number.

Separate the digits into one-digit or two-digit numbers and find the total.

Investigate separating the digits into other one-digit or two-digit numbers.

Find the total each time.

What is the largest answer you can get by separating the digits into one-digit or two-digit numbers and finding the total?

What is the smallest answer you can get?