# Using your tape measure as a fraction calculator

TLDRThis video teaches a practical method of using a tape measure as a fraction calculator, perfect for situations where a calculator is unavailable. The instructor demonstrates how to add fractions such as one-fourth plus one-half and more complex ones like 5/16 plus 1/8, by visually representing the fractions on the tape measure and then adding or subtracting them. The summary emphasizes the importance of knowing how to read a tape measure for this technique to be effective, and it offers a quick and handy trick for those in construction or similar fields.

### Takeaways

- 📏 Use a tape measure as a fraction calculator when a regular calculator is not available.
- 👨🏫 Ensure you know how to read a tape measure before attempting to use it for fractions.
- ✅ Demonstrated adding one-fourth plus one-half on a tape measure to get three-quarters.
- 🔍 To find 5/16, locate 5 units on the tape measure and then go up by 2 units to represent 2/16, resulting in 7/16.
- 🧩 Adding fractions involves moving the same distance on the tape measure as the fraction's value represents.
- 📐 For 15/16 plus 3/8, recognize that 1 inch equals 16/16 and then add the respective distances for each fraction.
- 🔢 The tape measure method can also be used for subtraction of fractions, like one and a quarter minus three eighths.
- 🔄 The process involves counting the units on the tape measure to represent the fractions and then adding or subtracting them.
- 🛠️ This method is a practical trick for quick fraction calculations when a calculator is not accessible.
- ⚖️ The tape measure can serve as a makeshift tool for fraction calculations, showcasing its versatility in construction and math.

### Q & A

### What is the main topic of the video transcript?

-The main topic of the video transcript is how to use a tape measure as a tool for calculating fractions without a calculator.

### Why might someone need to calculate fractions without a calculator?

-Someone might need to calculate fractions without a calculator if they accidentally step on their calculator, rendering it unusable, or if they want to perform quick calculations without the need for an electronic device.

### What is a prerequisite for using the method described in the transcript?

-A prerequisite for using the method described in the transcript is knowing how to read a tape measure.

### How does the method work for adding one-fourth and one-half?

-The method works by finding the one-fourth mark on the tape measure and then adding another one-fourth to it, which visually represents one-half. The total distance covered represents three-quarters.

### What is the process for adding 5/16 and 1/8 using a tape measure?

-To add 5/16 and 1/8, you first locate 5/16 on the tape measure. Knowing that a quarter is 4/16, you then add two more 1/16ths to reach 7/16, which is under a half or 8/16.

### How can you determine 15/16ths on a tape measure?

-You can determine 15/16ths on a tape measure by knowing that 1 inch is equivalent to 16/16ths. From there, you count up to the 15/16ths mark.

### What is the result of adding 15/16ths and 3/8ths using the tape measure method?

-The result of adding 15/16ths and 3/8ths using the tape measure method is 1 and 5/16ths, which is equivalent to 1 and 4/16ths.

### Can the tape measure method be used for subtraction of fractions?

-Yes, the tape measure method can also be used for subtraction of fractions, following the same visual process as with addition.

### How does the method work for subtracting three-eighths from one and a quarter?

-To subtract three-eighths from one and a quarter, you start at the one and a quarter mark and move back three-eighths, which is equivalent to three 1/16ths, leaving you at one-eighth below 1, which is 7/8.

### What is the practical benefit of using a tape measure for fraction calculations?

-The practical benefit of using a tape measure for fraction calculations is that it's a physical tool often carried by construction workers or DIY enthusiasts, providing a quick and accessible method for performing fraction calculations on the go.

### Outlines

### 🔍 Utilizing Tape Measures for Fraction Calculations

The paragraph introduces an innovative method of using tape measures to solve fraction problems, particularly in a welding class setting where calculators might be damaged. The speaker addresses a concern raised by a welding teacher about students' reliance on calculators for fractions by suggesting that a tape measure can serve as an alternative tool. The method assumes the reader knows how to read a tape measure, and the speaker recommends reviewing related videos or seeking help if necessary. The paragraph proceeds to demonstrate how to add fractions using a tape measure, with examples such as one-fourth plus one-half, and more complex ones like 5/16 plus an eighth. The speaker also explains how to perform subtraction with fractions using the same technique, emphasizing the practicality of having a tape measure as a handy tool for quick calculations.

### Mindmap

### Keywords

### 💡Tape Measure

### 💡Fraction

### 💡Calculator

### 💡Welding Teacher

### 💡Construction

### 💡Denominator

### 💡Numerator

### 💡Common Denominator

### 💡Visual Aid

### 💡Inch

### 💡Subtraction

### Highlights

Using a tape measure as a fraction calculator is a practical skill for construction workers.

This method assumes knowledge of how to read a tape measure.

Understanding basic fraction addition is key to using this method effectively.

The example of adding one-fourth plus one-half is used to demonstrate the technique.

Visualizing fractions on a tape measure helps in solving fraction addition problems.

Finding the fourth on a tape measure is crucial for the next steps.

Adding a half to a fourth on a tape measure is straightforward once you locate the fourth.

The result of one-fourth plus one-half is three-quarters on a tape measure.

The example of 5/16 plus 1/8 is used to show the method for adding different fractions.

Understanding that a quarter is 4/16 is important for solving the 5/16 plus 1/8 problem.

Adding 2/16 to 5/16 on a tape measure results in 7/16.

The tape measure can also be used for more complex fraction addition like 15/16 plus 3/8.

Knowing that 1 inch is 16/16 is useful for locating 15/16 on a tape measure.

Adding three eighths to fifteen sixteenths is demonstrated with the tape measure method.

The result of 15/16 plus 3/8 is one and five sixteenths, or 17/16, using the tape measure.

Subtraction of fractions can also be performed using the tape measure method.

An example of subtracting three eighths from one and a quarter is given.

The tape measure method can be a quick and handy tool for fraction calculations without a calculator.

This technique is especially useful for construction workers who always have a tape measure at hand.