Grade 2 · Math

Build equal groups

Interpret a total as equal groups and connect it with repeated addition.

8 authored questions + worked example

Worked example

There are 2 equal groups of 3 dots. How many dots altogether?

Answer & why

Answer: 6

Add 3, 2 times: 3 + 3 = 6.

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All questions

All 8 authored questions for this skill.

Question 1

There are 4 equal groups of 4 tiles. How many tiles altogether?

  1. 17
  2. 26
  3. 16
  4. 15
A hint

Count how many groups there are and how many are in each group.

Answer & why

Answer: 16

Add 4, 4 times: 4 + 4 + 4 + 4 = 16.

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Question 2

There are 5 equal groups of 3 counters. How many counters altogether?

  1. 15
  2. 16
  3. 14
  4. 25
A hint

Count how many groups there are and how many are in each group.

Answer & why

Answer: 15

Add 3, 5 times: 3 + 3 + 3 + 3 + 3 = 15.

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Question 3

There are 2 equal groups of 3 dots. How many dots altogether?

  1. 16
  2. 6
  3. 7
  4. 5
A hint

Count how many groups there are and how many are in each group.

Answer & why

Answer: 6

Add 3, 2 times: 3 + 3 = 6.

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Question 4

There are 3 equal groups of 2 blocks. How many blocks altogether?

  1. 16
  2. 5
  3. 7
  4. 6
A hint

Count how many groups there are and how many are in each group.

Answer & why

Answer: 6

Add 2, 3 times: 2 + 2 + 2 = 6.

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Question 5

There are 4 equal groups of 3 paper stars. How many paper stars altogether?

  1. 12
  2. 13
  3. 22
  4. 11
A hint

Count how many groups there are and how many are in each group.

Answer & why

Answer: 12

Add 3, 4 times: 3 + 3 + 3 + 3 = 12.

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Question 6

There are 3 equal groups of 4 buttons. How many buttons altogether?

  1. 12
  2. 13
  3. 11
  4. 22
A hint

Count how many groups there are and how many are in each group.

Answer & why

Answer: 12

Add 4, 3 times: 4 + 4 + 4 = 12.

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Question 7

There are 5 equal groups of 2 cards. How many cards altogether?

  1. 11
  2. 10
  3. 9
  4. 20
A hint

Count how many groups there are and how many are in each group.

Answer & why

Answer: 10

Add 2, 5 times: 2 + 2 + 2 + 2 + 2 = 10.

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Question 8

There are 2 equal groups of 5 cubes. How many cubes altogether?

  1. 11
  2. 20
  3. 10
  4. 9
A hint

Count how many groups there are and how many are in each group.

Answer & why

Answer: 10

Add 5, 2 times: 5 + 5 = 10.

Add to plan