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Use Single-digit Sums

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Lesson Plans and Worksheets for Grade 1
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Common Core For Grade 1


Eureka Math/EngageNY grade 1 module 4 lesson 15 Worksheets

New York State Common Core Math Grade 1 Module 4, Lesson 15
Worksheets for First Grade


Worksheets, solutions, and videos to help Grade 1 students learn how to use single-digit sums to support solutions for analogous sums to 40.

Common Core Standards: 1.NBT.4

Topic D: Addition of Tens or Ones to a Two-Digit Number

Lesson 15 Concept Development

Learning Goal: I can a simple number sentence to solve larger number sentences.



Lesson 15 Homework

Solve the problems.
Use the first number sentence in each set to help you solve the other problems.

Try the free Mathway calculator and problem solver below to practice various math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.
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