PE4MA Multiplication
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Questions and Answers

What is the result of the multiplication 78 x 69?

  • 5,382 (correct)
  • 4,982
  • 5,482
  • 6,582
  • In the multiplication of 217 x 4, how many tens are regrouped to the tens place from the ones place?

  • 0
  • 1
  • 2 (correct)
  • 3
  • What is the final result of 3125 multiplied by 12 using the box method?

  • 38,500
  • 36,500
  • 35,500
  • 37,500 (correct)
  • When multiplying 276 by 123, what is the value of the last partial product in the row before the final addition?

    <p>27,600</p> Signup and view all the answers

    During the multiplication 78 x 69, what is the total value when adding the results of steps 1 and 3?

    <p>702</p> Signup and view all the answers

    In the box method for multiplication, how should the digits of the multiplier be arranged?

    <p>Horizontally on the top</p> Signup and view all the answers

    What is the sum of the final results when multiplying 42538 by 9 and 30 separately?

    <p>1,658,982</p> Signup and view all the answers

    What is the first step to multiply 62 by 4?

    <p>Multiply 2 ones by 4.</p> Signup and view all the answers

    When multiplying 25 by 6, what is written in the ones place after the calculations?

    <p>0</p> Signup and view all the answers

    Which step in the multiplication of 217 x 4 involves adding the tens obtained from multiplying 4 by 10?

    <p>Step 2</p> Signup and view all the answers

    What is the regrouped value from the first multiplication in 276 x 123?

    <p>800</p> Signup and view all the answers

    What is the result of 72 multiplied by 8?

    <p>576</p> Signup and view all the answers

    In the multiplication 27 x 12, what needs to be regrouped after the first multiplication step?

    <p>14 into 1 ten.</p> Signup and view all the answers

    What is the last step in multiplying 23 by 21?

    <p>Add the results from steps 1 to 4.</p> Signup and view all the answers

    Which of the following represents the multiplication process of 38 x 7?

    <p>Multiply 8 by 7 then 3 by 7.</p> Signup and view all the answers

    What is the result of 23 times 20?

    <p>460</p> Signup and view all the answers

    In the process of multiplying two-digit numbers by a two-digit multiplier, how are the digits aligned?

    <p>By their values.</p> Signup and view all the answers

    When multiplying 64 by 2, what is the product?

    <p>128</p> Signup and view all the answers

    What does the regrouping technique in multiplication help facilitate?

    <p>Allows for easier addition of products.</p> Signup and view all the answers

    What is the product of 8202 and 200?

    <p>1,640,000</p> Signup and view all the answers

    How many total eggs will be laid by 5998 hens in nine weeks if each hen lays two eggs per day?

    <p>755,688</p> Signup and view all the answers

    If a factory prints 685,390 books per day, how many books does it print in 317 days?

    <p>217,317,030</p> Signup and view all the answers

    What is the number of children expected to be born in 12 months if an average of 128 children are born each month?

    <p>1,536</p> Signup and view all the answers

    A school bus carries 60 sacks of beans per trip. How many sacks will it carry in 19 trips?

    <p>1,140</p> Signup and view all the answers

    If villagers planted 3841 trees in each of 389 nurseries, how many total trees were planted?

    <p>1,492,169</p> Signup and view all the answers

    Calculate the total number of pupils who sat for an examination if 309 schools had 208 pupils each.

    <p>62,472</p> Signup and view all the answers

    An airport serves 462,015 passengers per month. How many passengers will it serve in five months?

    <p>2,310,075</p> Signup and view all the answers

    What is the result of multiplying 239,586 by 24?

    <p>5,826,830</p> Signup and view all the answers

    If a box contains 20 bars of soap and a businessman bought 170 boxes, how many bars of soap did he buy?

    <p>3,400</p> Signup and view all the answers

    Study Notes

    Multiplication of Whole Numbers

    • Multiplication is used in various areas like business, construction, and statistics.
    • Multiplication of one-digit multipliers and two-digit multipliers.

    Two-Digit by One-Digit

    • Multiply ones first, then tens
    • Write results in the correct place value
    • Regroup as needed (carry-over)

    Two-Digit by Two-Digit

    • Multiply the one-digit multiplier by each digit in the two-digit number
    • Write the results in the correct place value.
    • Regroup appropriately
    • Add all results to get the total.

    Examples

    • Example multiplication problems are provided with step-by-step solutions.
    • The different steps involve multiplying the ones, then the tens, and then regrouping respectively.
    • Multiplication problems are solved using both vertical and horizontal methods.

    Exercises

    • Several exercises are provided to practice the skills learned.
    • Example problems involve multiplication of two-digit and three-digit numbers by a one-digit or two-digit multiplier.

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    Description

    Test your skills in multiplying whole numbers, including one-digit and two-digit multipliers. This quiz covers key methods for multiplication, including step-by-step procedures and example problems to reinforce learning. Practice with various exercises to improve your multiplication proficiency.

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