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Master Subtraction

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Questions and Answers

Which of the following correctly represents the subtraction of 7 from 12?

$-7 - 12 = -19$
$12 - 7 = -5$
$12 - 7 = 5$ (correct)
$7 - 12 = -5$

What is the difference between 10 and -3?

$10 - (-3) = 7$ (correct)
$-10 - (-3) = -7$
$-10 - (-3) = 7$
$10 - (-3) = -7$

Which of the following equations correctly represents the statement 'the difference of two numbers is the number that gives the first one when added to the second one'?

$c = a + b$
$c = a \cdot b$
$c = a - b$ (correct)
$c = b - a$

What is the result of subtracting 5 from -2?

$-5$ (C) Signup and view all the answers

Which of the following equations correctly represents the subtraction of 1 from 0?

$0 - 1 = 0$ (C) Signup and view all the answers

Which of the following fractions is a common fraction?

1/2 (C) Signup and view all the answers

What does the numerator in a fraction represent?

The number of equal parts (B) Signup and view all the answers

What does the denominator in a fraction indicate?

The size of the whole (B) Signup and view all the answers

Which of the following fractions is not a common fraction?

3 1/2 (C) Signup and view all the answers

Can the denominator of a fraction be zero?

No (A) Signup and view all the answers