Add and Subtract Rational Numbers
Middle School Math · Flashcards · Recall
MIDDLE SCHOOL MATH · FLASHCARDS
Card 1
of 20
0 got it
0 to review
Current
Got it
Still learning
Not seen
QUESTION
What is the equivalent expression for
a
−
(
b
+
c
)
a-(b+c)
a
−
(
b
+
c
)
written using distribution?
QUESTION
What is the equivalent expression for
a
−
(
b
−
c
)
a-(b-c)
a
−
(
b
−
c
)
written using distribution?
QUESTION
What subtraction rule rewrites
a
−
b
a - b
a
−
b
using addition and the opposite of
b
b
b
?
Tap to flip before you grade
ANSWER
a
−
b
=
a
+
(
−
b
)
a - b = a + (-b)
a
−
b
=
a
+
(
−
b
)
. Subtraction is adding the opposite.
Swipe → got it · swipe ← still learning
Got it
Still learning
Flip Card
Previous card
Next card