Ready Math L3: Make a Ten to Add

Emily wants to find 15 - 8. She makes a ten to solve the problem. Is her steps correct?

15 - 5 = 10

10 - 3 = 7

15 - 8 = 7

• Yes

• No

Tags

CCSS.2.NBT.B.7

Make a ten to solve 6 + 9

• 6 + 9 = 10 + 5

• 6 + 9 = 10 + 3

• 6 + 9 = 10 + 4

• 6 + 9 = 10 + 52

Tags

CCSS.2.OA.A.1

Make a ten to solve 7 + 5

• 7 + 5 = 10 + 3

• 7 + 5 = 10 + 4

• 7 + 5 = 10 + 2

• 7 + 5 = 10 + 5

Tags

CCSS.2.OA.A.1

Make a ten to solve 16 -9

16 - ? = 10
10 - 3 = 7
16 - 9 = 7

What number is missing?

• 10

• 6

• 7

• 3

Tags

CCSS.2.OA.A.1

What is the missing number in both boxes?

• 4

• 9

• 10

• 3

Tags

CCSS.2.OA.A.1

Tell if the equation makes a ten to find the sum.

4 + 8 = 4 + 6 + 2

• Yes

• No

Tags

CCSS.2.NBT.B.5

Tell if the equation makes a ten to find the sum.

9 + 8 = 9 + 2 + 6

• Yes

• No

Tell if the equation makes a ten to find the sum.

9 + 8 = 9 + 1 + 7

• Yes

• No

Complete the numberline to find 16 - 9

• 7

• 6

• 9

• 10

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6