7.1 Multiply by 3

Draw an array for each. Choose number sentence(s) that represent the array.

3 rows of 4

• 3x4=12

• 4x3=12

• 4+4+4=12

Tags

CCSS.3.OA.A.1

Draw an array for each. Choose number sentence(s) that represent the array.

7 rows of 3

• 7x3=21

• 3x7=21

• 3+3+3+3+3+3+3=21

Tags

CCSS.2.OA.C.4

Draw an array for each. Choose number sentence(s) that represent the array.

3 rows of 8

• 3x8=24

• 8x3=24

• 8+8+8=24

Tags

CCSS.2.OA.C.4

Draw an array for each. Choose number sentence(s) that represent the array.

5 rows of 3

• 5x3=15

• 3x5=15

• 3+3+3+3+3=15

Tags

CCSS.2.OA.C.4

Find the unknown factor. Use the Commutative Property.

🟩x3=24

3x🟩=24

Tags

CCSS.3.OA.A.4

Find the unknown factor. Use the Commutative Property.

3x🟩=15

🟩x3=15

Tags

CCSS.3.OA.A.4

Find the unknown factor. Use the Commutative Property.

3x🟩=6

🟩x3=6

Tags

CCSS.3.OA.B.5

There are 9 singers. They each perform 3 songs at the recital. How many songs were performed?

🟩 songs

Tags

CCSS.3.OA.A.3

There are 5 daisies and 5 tulips. Each flower has 3 petals. How many petals are there in all?

🟩 petals

Tags

CCSS.3.OA.A.3

Kelsey, Lilly, and Matthew each had 3 snacks packed in their lunch boxes. They each ate one snack in the morning. How many snacks are left in all?

_____ snacks are left.

Tags

CCSS.2.OA.A.1