IXL | Ways to make a number - subtraction sentences up to 10

Here are some ways to make 1. Find the pattern and type the missing subtraction sentence.

5 − 4 = 1

3 − 2 = 1

2 − 1 = 1

1 − 0 = 1

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question

Here are some ways to make 1. Find the pattern and type the missing subtraction sentence.

5 − 4 = 1

3 − 2 = 1

2 − 1 = 1

1 − 0 = 1

solution

Find the first number in each subtraction sentence. Look for a pattern. Each number is one less than the number above it. To complete the pattern, the missing subtraction sentence must start with 4.

Now find the second number in each subtraction sentence. Look for a pattern. Each number is one less than the number above it. To complete the pattern, the missing number must be 3. The second number in the missing subtraction sentence is 3.

The missing subtraction sentence starts with 4 − 3. This is a way to make 1. The missing subtraction sentence is 4 − 3 = 1.

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