Mathematics Grade 3 15 min

Subtraction input/output tables - up to three digits

Subtraction input/output tables - up to three digits

What you'll learn

  • Identify the different units of time (hours, minutes, seconds) used in a mixed time unit problem with 100% accuracy.
  • Solve addition problems involving mixed time units (e.g., 2 hours 30 minutes + 1 hour 15 minutes) with at least 80% accuracy.
  • Solve subtraction problems involving mixed time units (e.g., 3 hours 45 minutes - 1 hour 20 minutes) with at least 80% accuracy.
  • Explain the steps taken to add or subtract mixed time units to a partner, demonstrating understanding of regrouping (borrowing) minutes or hours at least 3 out of 4 times.

Tutorial Preview

1

Find the rule for the table.

2

Use the rule to find the output.

3

Find the missing number in the table.

Sample Practice Questions

Easy
What is the rule? Input: 45 -> Output: 35
0.Add 10
1.Sub 10
2.Sub 5
3.Sub 20
Easy
The rule is Subtract 20. If input is 80, what is the output?
0.70
1.100
2.60
3.50
Easy
Find the missing number. Input: 50, 60. Output: 40, ?
0.70
1.40
2.50
3.30

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Frequently asked questions

What grade level is "Subtraction input/output tables - up to three digits"?

Subtraction input/output tables - up to three digits is a Grade 3 Mathematics lesson on ExcelOS.

What will I learn in Subtraction input/output tables - up to three digits?

You'll be able to: Identify the different units of time (hours, minutes, seconds) used in a mixed time unit problem with 100% accuracy; Solve addition problems involving mixed time units (e.g., 2 hours 30 minutes + 1 hour 15 minutes) with at least….

Is "Subtraction input/output tables - up to three 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 Subtraction input/output tables - up to three digits?

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

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