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#### Online Quiz (WorksheetABCD)

Questions Per Quiz = 2 4 6 8 10

### Grade 6 - Mathematics12.51 Multiplication of Monomials - III

Remember the following rules:
1. The product of two positive signs is a positive sign.
2. The product of two negative signs is a positive sign.
3. The product of one positive sign and a negative sign is negative sign.

First number sign Second number signProduct sign
+++
+--
-+-
--+

Directions: Solve the following multiplication problems and enter your answers in the space provided. For example, 5x*(-9) = -45x.
Also write at least 10 examples of your own.

 Q 1: (-7)x * -9y = _____ ?Answer: Q 2: 56x * 9y = _____ ?Answer: Q 3: (-7)x * -8 = _____ ?Answer: Q 4: (-7)x * 9 = _____ ?Answer: Q 5: 7x * -5y = _____ ?Answer: Q 6: 12x * -5y = _____ ?Answer: Q 7: 15x * -15y = _____ ?Answer: Q 8: 8x * -9 = _____ ?Answer: Question 9: This question is available to subscribers only! Question 10: This question is available to subscribers only!