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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 6 - Mathematics
12.44 Subtraction of Trinomials - I

Example: Subtract 3a2+2ab+5b2 from 9a2+7b2.
Solution: (9a2+7b2) - (3a2+2ab+5b2)
= 9a2 + 7b2 - 3a2 - 2ab - 5b2
= 6a2+2b2+2ab.
Directions: Given the following trinomials, solve the subtraction problems given in the questions.
A = x+y-z
B = y+z-x
C = z+x-y
D = 2x+3y-z
E = 7x-8y
Q 1: A - E = _____ ?
8x+9y+z
6x-9y+z
6x+9y+z
-6x+9y-z

Q 2: B - E = _____ ?
8x+9y+z
8x-9y+z
6x+9y+z
-8x+9y+z

Q 3: A - C = _____ ?
2y-2z
2y+2z
-2y-2z
-2y+2z

Q 4: A - B = _____ ?
-2x+2z
2x+2z
2x+2z
2x-2z

Q 5: C - A = _____ ?
2z-2y
x-2y
3z+2y
2z+2y

Q 6: E - B = _____ ?
8x-9y-z
8x+9y-z
8x-9y+z
8x+9y+z

Q 7: A - D = _____ ?
x-3y
x-2y
-x-2y
2x-2y

Q 8: E - A = _____ ?
6x+9y+2z
6x-9y-z
6x-9y+z
6x+9y+z

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


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