# Patterns

Here is a list of all of the skills that cover patterns! These skills are organised by class, and you can move your mouse over any skill name to preview the skill. To start practising, just click on any link. IXL will track your score, and the questions will automatically increase in difficulty as you improve!

## Class I skills

- A.17 Skip-counting patterns - with tables
- A.18 Sequences - count up and down by 1, 2, 3, 5 and 10
- A.19 Sequences - count up and down by 100
- S.1 Introduction to patterns
- S.2 Find the next shape in a pattern
- S.3 Complete a pattern
- S.4 Make a pattern
- S.5 Growing patterns
- S.6 Find the next shape in a growing pattern
- S.7 Find the next row in a growing pattern

## Class II skills

- A.2 Skip-counting sequences
- A.3 Counting patterns - up to 100
- A.11 Skip-counting stories
- A.12 Skip-counting puzzles
- D.1 Repeating patterns
- D.2 Growing patterns
- D.3 Find the next shape in a pattern
- D.4 Complete a repeating pattern
- D.5 Make a repeating pattern
- D.6 Find the next row in a growing pattern

## Class III skills

- A.3 Skip-counting puzzles
- A.4 Number sequences
- C.8 Addition patterns over increasing place values
- D.6 Subtraction patterns over increasing place values
- V.1 Repeating patterns
- V.2 Growing patterns
- V.3 Find the next shape in a pattern
- V.4 Complete a repeating pattern
- V.5 Make a repeating pattern
- V.6 Find the next row in a growing pattern

## Class IV skills

- B.6 Addition patterns over increasing place values
- C.4 Subtraction patterns over increasing place values
- D.7 Multiplication patterns over increasing place values
- E.13 Division patterns over increasing place values
- I.1 Complete an increasing number pattern
- I.2 Complete a geometric number pattern
- I.3 Number patterns: word problems
- I.4 Number patterns: mixed review
- L.9 Time patterns

## Class V skills

- A.6 Even or odd: arithmetic rules
- C.3 Multiplication patterns over increasing place values
- D.9 Division patterns over increasing place values
- F.8 Patterns of equivalent fractions
- J.1 Complete an increasing number sequence
- J.2 Complete a geometric number sequence
- J.3 Use a rule to complete a number sequence
- J.4 Number sequences: word problems
- J.5 Number sequences: mixed review
- M.8 Time patterns

## Class XI skills

- W.1 Classify formulas and sequences
- W.2 Find terms of an arithmetic sequence
- W.3 Find terms of a geometric sequence
- W.4 Find terms of a recursive sequence
- W.5 Evaluate formulas for sequences
- W.6 Write a formula for an arithmetic sequence
- W.7 Write a formula for a geometric sequence
- W.8 Write a formula for a recursive sequence
- W.9 Sequences: mixed review
- W.10 Introduction to sigma notation
- W.11 Identify arithmetic and geometric series
- W.12 Find the sum of a finite arithmetic or geometric series
- W.13 Introduction to partial sums
- W.14 Partial sums of arithmetic series
- W.15 Partial sums of geometric series
- W.16 Partial sums: mixed review
- W.17 Convergent and divergent geometric series
- W.18 Find the value of an infinite geometric series
- W.19 Write a repeating decimal as a fraction

## Class XII skills

- P.1 Find terms of a sequence
- P.2 Find terms of a recursive sequence
- P.3 Identify a sequence as explicit or recursive
- P.4 Find a recursive formula
- P.5 Find recursive and explicit formulas
- P.6 Convert a recursive formula to an explicit formula
- P.7 Convert an explicit formula to a recursive formula
- P.8 Convert between explicit and recursive formulas
- P.9 Introduction to sigma notation
- P.10 Identify arithmetic and geometric series
- P.11 Find the sum of a finite arithmetic or geometric series
- P.12 Introduction to partial sums
- P.13 Partial sums of arithmetic series
- P.14 Partial sums of geometric series
- P.15 Partial sums: mixed review
- P.16 Convergent and divergent geometric series
- P.17 Find the value of an infinite geometric series
- P.18 Write a repeating decimal as a fraction
- V.4 Find higher derivatives using patterns