"MATHS BASICS"

What is an integer? Provide an example.

• An integer is a negative number only, e.g., -3.

• An integer is a whole number, e.g., 5.

• An integer is a decimal number, e.g., 3.14.

• An integer is a fraction, e.g., 1/2.

List three whole numbers.

• -1, -2, -3

• [0, 1, 2]

• 3, 4, 5

• 1.5, 2.5, 3.5

Identify whether -3 is a rational number or not.

• -3 cannot be expressed as a fraction.

• Yes, -3 is a rational number.

• -3 is a whole number but not rational.

• -3 is an irrational number.

Is 0.75 a rational number? Explain why.

• 0.75 is an irrational number.

• 0.75 is a whole number.

• Yes, 0.75 is a rational number.

• 0.75 cannot be expressed as a fraction.

Convert the fraction 3/4 to a decimal.

• 0.75

• 0.25

• 1.5

• 0.5

What is the decimal equivalent of 1/8?

• 0.125

• 0.25

• 0.5

• 0.75

Is the square root of 2 a rational number? Why or why not?

• The square root of 2 is an integer.

• No, the square root of 2 is not a rational number.

• The square root of 2 can be expressed as a fraction.

• Yes, the square root of 2 is a rational number.

Perform the operation: 2/3 + 1/6.

• 1/2

• 3/6

• 2/3

• 5/6

Subtract: 5/8 - 1/4. What is the result?

• 1/2

• 4/8

• 3/8

• 2/8

Multiply: 3/5 * 2/3. What do you get?

• 1/5

• 1/3

• 3/5

• 2/5