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數學 小五六

G7-Math

由 Mr.Ahmad 分享 2 小時前 15 題 被採用 0 次
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1

What is the first step when dividing two rational numbers written as fractions?

A Subtract the denominators
B Find a common denominator
C Multiply by the reciprocal of the divisor
D Add the numerators
2

In the KEEP–CHANGE–FLIP method, what does FLIP refer to?

A Flipping the numerator and denominator of the divisor
B Flipping the sign of the answer
C Flipping the order of the fractions
D Flipping the division sign to addition
3

What is the sign of the quotient when a negative rational number is divided by a positive rational number?

A Negative
B Zero
C It depends on the size of the numbers
D Positive
4

What is the sign of the quotient when two negative rational numbers are divided?

A Positive
B Negative
C Undefined
D Zero
5

Which expression is equivalent to 3/4 ÷ 2/5?

A 4/3 × 2/5
B 4/3 × 5/2
C 3/4 × 5/2
D 3/4 × 2/5

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