Learn and practice Least Common Multiple (LCM) with these specially designed questions for Class 4 students. These LCM questions for class 4 with answers will help young learners understand the concept through fun and simple exercises.
I. Find the LCM by listing multiples:
(a). 2, 4, and 6
(b). 3, 6, and 9
(c). 5, 10, and 15
(d). 7, 14, and 21
(e). 4, 8, and 12
(f). 6, 12, and 18
II. Fill in the blanks with the correct LCM:
(a). The LCM of 3 and 4 is _______.
(b). The LCM of 5 and 10 is _______.
(c). The LCM of 6, 9, and 12 is _______.
(d). The LCM of 8 and 16 is _______.
(e). The LCM of 2, 3, and 4 is _______.
(f). The LCM of 9 and 12 is _______.
III. Match the following:
| Numbers | LCM |
|---|---|
| 3 and 5 | 15 |
| 4 and 6 | 12 |
| 7 and 14 | 14 |
| 6 and 8 | 24 |
| 10 and 20 | 20 |
| 9 and 15 | 45 |
IV. Multiple Choice Questions (MCQ):
Tick (✔) the correct answer.
1. The LCM of 2 and 5 is:
(a) 10
(b) 15
(c) 20
(d) 25
2. The LCM of 4 and 8 is:
(a) 16
(b) 12
(c) 8
(d) 20
3. The LCM of 6 and 9 is:
(a) 18
(b) 12
(c) 9
(d) 24
4. The LCM of 5 and 15 is:
(a) 30
(b) 15
(c) 25
(d) 10
V. Solve the following word problems:
(a). Jack has 4 apples, and Jill has 6 apples. They want to divide the apples into equal groups. Find the smallest number of apples they can divide equally.
(b). Sarah goes jogging every 2 days, and her friend Anna goes every 3 days. After how many days will they both jog together again?
(c). A bell rings every 5 minutes, and another bell rings every 10 minutes. In how many minutes will both bells ring together?
(d). Two kids are stacking boxes. One stacks boxes in groups of 4, and the other in groups of 6. What is the smallest number of boxes both can stack to make equal piles?
Answers to L.C.M. Questions for Class 4:
I. By Listing Multiples:
(a). 12
(b). 18
(c). 30
(d). 42
(e). 24
(f). 36
II. Fill in the Blanks:
(a). 12
(b). 10
(c). 36
(d). 16
(e). 12
(f). 36
III. Match the Following:
| Numbers | LCM |
|---|---|
| 3 and 5 | 15 |
| 4 and 6 | 12 |
| 7 and 14 | 14 |
| 6 and 8 | 24 |
| 10 and 20 | 20 |
| 9 and 15 | 45 |
IV. MCQs:
(a) 10
(c) 8
(a) 18
(b) 15
V. Word Problems:
(a). 12 apples
(b). 6 days
(c). 10 minutes
(d). 12 boxes
Encourage students to practice more LCM questions for class 4 with answers to strengthen their understanding of the topic.
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