This is an "Add 5" frog.

Notice the pattern and how the numbers go up by 5 each time

__Pattern__

We can use the pattern to work out the values of A and B.

This shows that the missing numbers were 40 and 45.

A = **40**

B = **45**

In this worksheet, students find the missing numbers in a sequence that goes up in fives.

**Key stage:** KS 1

**Curriculum topic:** Number: Number and Place Value

**Curriculum subtopic:** Count in Steps (2, 3, 5 and 10)

**Difficulty level:**

---- OR ----

Sign up for a £1 trial so you can track and measure your child's progress on this activity.

We're your National Curriculum aligned online education content provider helping each child succeed in English, maths and science from year 1 to GCSE. With an EdPlace account you’ll be able to track and measure progress, helping each child achieve their best. We build confidence and attainment by personalising each child’s learning at a level that suits them.

Start your £1 trial