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Divisibility Rules

Divisibility Rules. Shade all of the multiples of 3 in yellow . Choose a two-digit multiple of 3. Add the digits. Is the result divisible by 3? Repeat with another two-digit multiple of three. Write a divisibility rule for 3. 1) Shade all of the multiples of 2 in blue.

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Divisibility Rules

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  1. Divisibility Rules

  2. Shade all of the multiples of 3 in yellow. • Choose a two-digit multiple of 3. Add the digits. Is the result divisible by 3? • Repeat with another two-digit multiple of three. • Write a divisibility rule for 3.

  3. 1) Shade all of the multiples of 2 in blue. 2) Which numbers are multiples of both 2 and 3? 3) What other number (not 1) can these numbers be divided by? 4) Write a divisibility rule for this number.

  4. 624344 1220601670 008 16 132 347 136410 04067 112 • Look at the last digit in each number. What do you notice? • Now look at the last two digits of each number. They are all divisible by a number other than 1 and 2. What number is it? • Write a divisibility rule for this number.

  5. List the first 20 multiples of 9. • Find the sum of each of the digits for each multiple of 9. • Write a divisibility rule for 9.

  6. Which of the following numbers are divisible by 3? 630 1701 960 1412 324 6313 5241 28 312 885 7038 136 5382

  7. Which of the following numbers are divisible by 4? 324 630 7168 3354 84248 742 6082 35 636 480 2616 1 003 004

  8. Which of the following numbers are divisible by 6? 876 789 888 8433 924384 856 4914 25 623 7254 2254 6273

  9. Which of the following numbers are divisible by 9? 270 216 300 4572 2613108 8361 70 245 2015 5409 5230 47 390

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