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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 4 - Mathematics
3.20 Practicing Multiplication, Multiplying with Zeros

  1. Multiply the non zero numbers.
  2. Count the number of zeroes in the factors.
  3. Add the same number of zeroes to the product.
Example: 23x400
  • First multiply 23 and 4, this gives 92.
  • There are 2 zeroes in the question, hence the result is 9,200. Answer: 9,200

    Example: 30 x 400

  • First multiply 3 and 4, this gives 12.
  • There are 3 zeroes, hence the result is 12,000. Answer: 12,000
    Directions: Multiply the following. Also write at least 20 examples of your own.
    • Q 1: 30 x 200 =
    600
    6,000
    60,000

    		 Q 2: 30 x 2000 =
    600
    60,000
    6,000

    Q 3: 600 x 400 =
    2,400
    240,000
    24,000

    		 Q 4: 360 x 2000 =
    7,200
    720,000
    72,000

    Q 5: 500 x 300 =
    150,000
    15,000
    50,000

    		 Q 6: 3000 x 9000 =
    27,000
    2,700,000
    27,000,000

    Q 7: 120 x 2000 =
    240,000
    122,000
    48,000

    		 Q 8: 900 x 200 =
    180,000
    18,000
    1,800

    Question 9: This question is available to subscribers only!

    		 Question 10: This question is available to subscribers only!


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