Mathematics Grade 9 15 min

Complete the addition sentence - up to two digits

Complete the addition sentence - up to two digits

What you'll learn

  • Solve addition problems with two-digit numbers and one-digit numbers, showing the correct sum.
  • Complete 10 out of 12 addition sentences with missing numbers, where the sum is up to 20.
  • Identify the missing number in an addition sentence (e.g., 5 + __ = 12) and write the correct number to complete the sentence.

Tutorial Preview

1

Find the missing number: __ + 34 = 75

2

Find the missing number: 58 + 29 = __

3

Find the missing number: 42 + __ = 99

Sample Practice Questions

Easy
What number makes the sentence true? 10 + 20 = __
0.30
1.20
2.10
3.40
Easy
What number makes the sentence true? __ + 11 = 25
0.36
1.14
2.15
3.24
Easy
What number makes the sentence true? 32 + __ = 48
0.80
1.15
2.16
3.26

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Frequently asked questions

What grade level is "Complete the addition sentence - up to two digits"?

Complete the addition sentence - up to two digits is a Grade 9 Mathematics lesson on ExcelOS.

What will I learn in Complete the addition sentence - up to two digits?

You'll be able to: Solve addition problems with two-digit numbers and one-digit numbers, showing the correct sum; Complete 10 out of 12 addition sentences with missing numbers, where the sum is up to 20; Identify the missing number in an addition….

Is "Complete the addition sentence - up to two digits" 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 Complete the addition sentence - up to two digits?

This lesson includes 25 practice questions across multiple difficulty levels, each with instant feedback and explanations.

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