Fraction Operations
ISEE Upper Level · Flashcards · Recall
ISEE UPPER LEVEL · FLASHCARDS
Card 1
of 10
0 got it
0 to review
Current
Got it
Still learning
Not seen
QUESTION
What does it mean for
a
b
\frac{a}{b}
b
a
to be in simplest form?
QUESTION
What is the general method to subtract
a
b
−
c
d
\frac{a}{b} - \frac{c}{d}
b
a
−
d
c
using a common denominator?
QUESTION
What is the sign rule for a negative fraction
−
a
b
\frac{-a}{b}
b
−
a
compared to
a
−
b
\frac{a}{-b}
−
b
a
?
Tap to flip before you grade
ANSWER
−
a
b
=
a
−
b
=
−
a
b
\frac{-a}{b}=\frac{a}{-b}=-\frac{a}{b}
b
−
a
=
−
b
a
=
−
b
a
. A negative sign can be placed in the numerator, denominator, or in front of the fraction equivalently.
Swipe → got it · swipe ← still learning
Got it
Still learning
Flip Card
Previous card
Next card