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01Understand and Identify Multiples, Common Multiples, and the Least Common Multiple Unit
098-B4-1 098-B4-2
Common Multiples 2. Follow the instructions to find the common multiples of two numbers.
1. Follow the instructions to find the common multiples of two numbers. a. Mark on the multiples of 3 and mark on the multiples of 7. Then, find the
common multiples.
Example 1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
Mark on the multiples of 4 and mark on the multiples of 6. Then, find the
common multiples. 21 22 23 24 25 26 27 28 29 30
1 2 3 4 5 6 7 8 9 10 31 32 33 34 35 36 37 38 39 40
11 12 13 14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30 The common multiple of 3 and 7 is .
The common multiples of 4 and 6 are and . b. Mark on the multiples of 4 and mark on the multiples of 8. Then, find the
common multiples.
a. Mark on the multiples of 2 and mark on the multiples of 5. Then, find the 1 2 3 4 5 6 7 8 9 10
common multiples. 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
12345
11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
The common multiples of 2 and 5 are , , and . The common multiples of 4 and 8 are , , , , and .
3. Find the common multiples.
b. Mark on the multiples of 3 and mark on the multiples of 4. Then, find the
common multiples. 6 7 8 9 10 a. Multiples of 2: 2, 4, 6, 8, 10, 12 ...
Multiples of 4: 4, 8, 12, 16, 20 ...
12345
11 12 13 14 15 16 17 18 19 20 The first two common multiples of 2 and 4 are and .
21 22 23 24 25 26 27 28 29 30 b. Multiples of 3: 3, 6, 9, 12, 15, 18 ...
Multiples of 9: 9, 18, 27, 36, 45 ...
The common multiples of 3 and 4 are and .
The first two common multiples of 3 and 9 are and .
Objective Find the common multiples of two Objective Find the common multiples of two
number. number.
Textbook Reference Activity 2 Textbook Reference Activity 2
098-B5-1 098-B5-2
The Least Common Multiple 2. Find the least common multiple of the two given numbers.
1. Fill in the blanks and find the least common multiple. Example
7 and 8
Example Common multiples of 7 and 8:
Multiples of 2: The least common multiple of 7 and 8:
Multiples of 4: a. 6 and 9
The least common multiple of 2 and 4 is . Common multiples of 6 and 9:
The least common multiple of 6 and 9:
a. Multiples of 3:
Multiples of 6: b. 4 and 9
Common multiples of 4 and 9:
The least common multiple of 3 and 6 is . The least common multiple of 4 and 9:
b. Multiples of 2: c. 5 and 7
Multiples of 3: Common multiples of 5 and 7:
The least common multiple of 5 and 7:
The least common multiple of 2 and 3 is .
d. 8 and 9
c. Multiples of 4: . Common multiples of 8 and 9:
Multiples of 5: The least common multiple of 8 and 9:
The least common multiple of 4 and 5 is Objective Find the least common multiple of
two numbers.
Objective Find the least common multiple of
two numbers. Textbook Reference Activity 2, Activity 3
Textbook Reference Activity 2, Activity 3
5A Unit 01 013
098-B4-1 098-B4-2
Common Multiples 2. Follow the instructions to find the common multiples of two numbers.
1. Follow the instructions to find the common multiples of two numbers. a. Mark on the multiples of 3 and mark on the multiples of 7. Then, find the
common multiples.
Example 1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
Mark on the multiples of 4 and mark on the multiples of 6. Then, find the
common multiples. 21 22 23 24 25 26 27 28 29 30
1 2 3 4 5 6 7 8 9 10 31 32 33 34 35 36 37 38 39 40
11 12 13 14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30 The common multiple of 3 and 7 is .
The common multiples of 4 and 6 are and . b. Mark on the multiples of 4 and mark on the multiples of 8. Then, find the
common multiples.
a. Mark on the multiples of 2 and mark on the multiples of 5. Then, find the 1 2 3 4 5 6 7 8 9 10
common multiples. 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
12345
11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
The common multiples of 2 and 5 are , , and . The common multiples of 4 and 8 are , , , , and .
3. Find the common multiples.
b. Mark on the multiples of 3 and mark on the multiples of 4. Then, find the
common multiples. 6 7 8 9 10 a. Multiples of 2: 2, 4, 6, 8, 10, 12 ...
Multiples of 4: 4, 8, 12, 16, 20 ...
12345
11 12 13 14 15 16 17 18 19 20 The first two common multiples of 2 and 4 are and .
21 22 23 24 25 26 27 28 29 30 b. Multiples of 3: 3, 6, 9, 12, 15, 18 ...
Multiples of 9: 9, 18, 27, 36, 45 ...
The common multiples of 3 and 4 are and .
The first two common multiples of 3 and 9 are and .
Objective Find the common multiples of two Objective Find the common multiples of two
number. number.
Textbook Reference Activity 2 Textbook Reference Activity 2
098-B5-1 098-B5-2
The Least Common Multiple 2. Find the least common multiple of the two given numbers.
1. Fill in the blanks and find the least common multiple. Example
7 and 8
Example Common multiples of 7 and 8:
Multiples of 2: The least common multiple of 7 and 8:
Multiples of 4: a. 6 and 9
The least common multiple of 2 and 4 is . Common multiples of 6 and 9:
The least common multiple of 6 and 9:
a. Multiples of 3:
Multiples of 6: b. 4 and 9
Common multiples of 4 and 9:
The least common multiple of 3 and 6 is . The least common multiple of 4 and 9:
b. Multiples of 2: c. 5 and 7
Multiples of 3: Common multiples of 5 and 7:
The least common multiple of 5 and 7:
The least common multiple of 2 and 3 is .
d. 8 and 9
c. Multiples of 4: . Common multiples of 8 and 9:
Multiples of 5: The least common multiple of 8 and 9:
The least common multiple of 4 and 5 is Objective Find the least common multiple of
two numbers.
Objective Find the least common multiple of
two numbers. Textbook Reference Activity 2, Activity 3
Textbook Reference Activity 2, Activity 3
5A Unit 01 013
