# Figure out the Unknown Number - Lesson for Grade 1, Chapter - Thinking Deeper about Addition and Subtraction—The Unknown Number

In the "Figure out the Unknown Number" lesson, tailored for Grade 1 students, learners will embark on an engaging journey into the depths of addition and subtraction, with a special focus on uncovering unknown numbers within equations. This lesson falls under the broader chapter of "Thinking Deeper about Addition and Subtraction—The Unknown Number," nested within the unit on "Applications in Operations Within 100. " Through a series of captivating activities such as the "Missing Number: Ferris Wheel Math Worksheet," "Missing 12 Worksheet," and "The Unknown Number with the Moon Phases Worksheet," students will sharpen their analytical skills in a fun and interactive manner.

Understanding how to find unknown numbers in mathematical equations is a foundational skill that not only solidifies students' grasp of basic arithmetic operations but also enhances their problem-solving abilities. This competency is crucial as it lays the groundwork for more complex mathematical concepts they will encounter in their academic journey. By mastering this skill early on, students will gain confidence in their mathematical abilities, fostering a positive attitude towards learning more challenging topics in the future.

Estimated classroom time: 9 min
Unit: Applications in Operations Within 100
Click on any activity below to start learning.
1st
3:00 min
Missing Number: Ferris Wheel Math Worksheet
worksheet
2nd
3:00 min
Missing 12 Worksheet
worksheet
3rd
3:00 min
The Unknown Number with the Moon Phases Worksheet
worksheet
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• ### Activity 1 / Missing Number: Ferris Wheel Math Worksheet

Go up and down, and round and round while completing this exciting addition worksheet from Kids Academy! Hop on the Ferris wheel and complete each equation found in the baskets, solving for the missing number! Is the missing number 6? If so, draw a line from the basket to the number in the middle of the ride. Not only will your child be practicing important pre-algebra addition problems, but he or she will have fun with this upbeat and vividly illustrated PDF math page!