Balance subtraction equations - up to 18
Balance subtraction equations - up to 18
What you'll learn
- Solve subtraction problems up to 18 with a missing number (e.g., 12 - __ = 5) and find the missing number correctly 8 out of 10 times.
- Explain how to make two subtraction problems equal using objects or drawings in at least one complete sentence.
- Identify if two subtraction equations are balanced (equal) or not balanced with 90% accuracy.
- Change one number in a subtraction equation (up to 18) to make it balanced with another subtraction equation, achieving the correct solution at least 2 out of 3 attempts.
Tutorial Preview
Find the missing number: 17 - ? = 9
Find the missing number: ? - 6 = 11
Balance the equation: 18 - 5 = ? - 2
Sample Practice Questions
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Frequently asked questions
What grade level is "Balance subtraction equations - up to 18"?
Balance subtraction equations - up to 18 is a Grade 9 Mathematics lesson on ExcelOS.
What will I learn in Balance subtraction equations - up to 18?
You'll be able to: Solve subtraction problems up to 18 with a missing number (e.g., 12 - __ = 5) and find the missing number correctly 8 out of 10 times; Explain how to make two subtraction problems equal using objects or drawings in at least one….
Is "Balance subtraction equations - up to 18" free to practice?
Yes. You can read the tutorial preview for free, and signing up for a free ExcelOS account unlocks the full tutorial and all practice questions with instant feedback.
How many practice questions are included with Balance subtraction equations - up to 18?
This lesson includes 25 practice questions across multiple difficulty levels, each with instant feedback and explanations.