Make Ten to Add and Subtract

Examples, solutions, and videos to help Grade 2 students learn how to make a ten to add and subtract within 20.

Common Core Standards: 2.OA.1, 2.OA.2

New York State Common Core Math Grade 2, Module 1, Lesson 4
Worksheets for Grade 2

Lesson 4 Concept Development

Explain how to make ten to add and subtract within 20

Download Worksheets for Grade 2, Module 1, Lesson 4 (Pdf)

Lesson 4 Homework

EngageNY/Eureka Math Grade 2 Module 1 Lesson 4 New Version
Make a ten to add within 20.
1. 8 + 4 =
2. 9 + 7 =
3. 9 + 3 =
4. 8 + 6 =
5. 7 + 6 =
6. 7 + 8 =
7. 8 + 8 =
8. 8 + 9 =
9. Solve and match.
10. Ronnie uses 5 brown bricks and 8 red bricks to build a fort. How many bricks does Ronnie use in all?

Use basic facts to help you solve with mental math.

1. 16 + 3 =
2. 13 – 6 =

Check out our most popular games!

Fraction Concoction Game:
Master fractions in the lab: mix, add, and subtract beakers to create the perfect concoction!

Fact Family Game:
Complete fact families and master the link between addition & subtraction and multiplication & division.

Number Bond Garden:
Clear the board by matching number pairs that sum to ten in this garden-themed mental math puzzle.

Online Addition Subtraction Game:
Practice your addition and subtraction skills to help the penguin find its mummy.

Penguin Solitaire:
Move all cards to the foundations to build four full sequences. There are two versions here: Penguin (Tuxedo) and Penguin (Original).

Sawayama Solitaire:
This is similar to the common Klondike Solitaire except for a few changes to make it more strategic.

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