Eureka Math Grade 3 Module 1 Topic A Lesson 2 Warm Up

What is the missing number? 2, 4, __, 8, 10

What is the missing number? 5, __, 15, 20, 25

What is the missing number? 3, 6, 9, __, 15

What repeated addition sentence represents this array?

• 9+6=15

• 3+3+3+3+3=15

What expression represents this array in unit form?

• Two 3s

• Three 2s

What number sentence represents this array?

• 4x4

• 4+4

How do we write 5 groups of 2 as a multiplication expression?

• 2x5

• 5x2

How do we write 3 groups of 3 as a multiplication expression?

• 3+3+3

• 3x3

How do we write 3 groups of 2 as a multiplication expression?

• 2x3

• 3x2

Which image represents 3 groups of 2?

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