Factors and Multiples Class 5 Worksheets
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Factors and Multiples Class 5 Worksheet 1
1.
Underline the numbers divisible by the number highlighted in red.
a. 2: 26819, 42836, 72915 b. 3: 96393, 14825,
68317
c.
4: 2240, 3425, 7284 d. 5: 43245, 7450, 82943
2. Check whether 12925 is divisible by 5 or not
using the divisibility test. Give reasons to support your answer.
3. Find the HCF of 140, 170 and 30 by prime
factorisation method.
4. Find the HCF of the following using the prime
factorisation method.
a. 24, 48, 248 b. 45, 405, 28835 c. 36, 180, 1260
5. Check if 1848 is
divisible by 4 and 11 using the divisibility test.
6. Find the HCF of 12, 24 and 120 by short division method.
7. Replace # in the
number 187# by the smallest possible digit so that the number formed is divisible
by 3.
8. Find the HCF of 126 and 540 by long division
method.
9. With which digit will you replace # in the number 348# so
that it is divisible by 5 but not by 10?
10. Find the HCF of
the following using the short division method.
a. 150, 300, 396 b. 81, 405 c. 630, 1260
Factors and Multiples Class 5 Worksheet 2
1.
Find the HCF of the following using the long division method.
a. 84, 288 b. 780, 2652 c. 513, 2025
2. Which of the
following numbers are divisible by i) 2 ii) 10 and iii) 6?
a. 9504 b. 5770
c. 2456
3. Find the greatest number that exactly divides 89,
112 and 158, when 3 is added to each of them.
4. Find the
prime factorisations of the following numbers.
a. 112 b. 64 c. 88 d. 125
5.
Test each of the following numbers for
divisibility by i) 3 ii) 5 and iii) 9.
a. 5049 b.
7705 c.
4265
6. What is the
greatest number that can divide 332 and 370 with remainder 4 and 1, respectively?
7. Find the prime
factorisations of the following numbers.
a. 70 b. 96 c. 50 d. 275
8. Find the
greatest number that can exactly divide 285, 343 and 372, when 5 is added to
each of them.
9. Draw the factor
tree of the following numbers.
a. 56 b. 98 c. 250 d. 100
10. Find the
greatest number that divides 16137, 27225 and 25209 leaving 9 as a remainder.
11. Check if the
following numbers are coprime or not.
a. 42 and 39
b. 19 and 23 c. 18 and 33
ANSWERS
Worksheet
1
1. a. 42836
b. 96393
c. 2240, 7284
d. 43245, 7450
2. Yes, divisible. Because its last digit is 5.
3. 10
4. a. 8 b. 5 c. 36
5. Yes, divisible by both
6. 12
7. 2
8. 18
9. 5
10. a. 6 b. 81 c. 630
Worksheet
2
1.
a. 12 b. 156 c. 27
2.
a. Divisible by 2 and 6
b. Divisible by 2 and 10
c. Divisible by 2
3.
23
4.
a. 2 × 2 × 2 × 2 × 7
b. 2 × 2 × 2 × 2 × 2 × 2
c. 2 × 2 × 2 × 11
d. 5 × 5 × 5
5.
a. Divisible by 3 and 9
b. Divisible by 5
c. Divisible by 5
6.
41
7.
a. 2 × 5 × 7
b. 2 × 2 × 2 × 2 × 2 × 3
c. 2 × 5 × 5
d. 5 ×
5 × 11
8. 29
9. Do it yourself
10.
1008
11.
a. No b. Yes c. No
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