SproutGrade Home Assessments Interactive exercises Singapore Math Sign in
Dark mode
Working out the ruleGet started
Print this exercise

Working out the rule

Math · Grade 2 · 10 questions

NameDate

1. What is the rule? 81, 72, 63, 54

  • Take away 9
  • Take away 8
  • Add 9
  • Take away 10

2. The rule is take away 7. What comes after 49, 42, 35?

Answer:

3. What is the rule? 100, 50, 25

  • Halve it
  • Take away 50
  • Take away 25
  • Double it

4. The rule is add 6. What comes after 12, 18, 24?

Answer:

5. A pattern follows the rule take away 4 and starts at 40. What is the third number?

  • 28
  • 32
  • 36
  • 44

6. The rule for 7, 14, 21, 28 is add 7.

  • True
  • False

7. What is missing? 15, 30, __, 60, 75

Answer:

8. Which list follows the rule double it?

  • 3, 6, 12, 24
  • 3, 6, 9, 12
  • 3, 5, 7, 9
  • 3, 4, 6, 8

9. The rule is take away 3. What comes after 27, 24, 21?

Answer:

10. A pattern goes 5, 11, 17, 23. What is the rule?

  • Add 6
  • Add 5
  • Add 7
  • Double it

Saying what a pattern does each time, then using it.

Grade 210 questions
1

What is the rule? 81, 72, 63, 54

Take away 9Take away 8Add 9Take away 10
2

The rule is take away 7. What comes after 49, 42, 35?

3

What is the rule? 100, 50, 25

Halve itTake away 50Take away 25Double it
4

The rule is add 6. What comes after 12, 18, 24?

5

A pattern follows the rule take away 4 and starts at 40. What is the third number?

28323644
6

The rule for 7, 14, 21, 28 is add 7.

TrueFalse
7

What is missing? 15, 30, __, 60, 75

8

Which list follows the rule double it?

3, 6, 12, 243, 6, 9, 123, 5, 7, 93, 4, 6, 8
9

The rule is take away 3. What comes after 27, 24, 21?

10

A pattern goes 5, 11, 17, 23. What is the rule?

Add 6Add 5Add 7Double it
0 of 10 answered