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wywie
5
prime number 5
1 –
– We stop
Hence, the prime factorisation of 360 = 2 x 2 x 2 x 3 x 3 x 5
5

By Jade

wywie
5
prime number 5
1 –
– We stop
Hence, the prime factorisation of 360 = 2 x 2 x 2 x 3 x 3 x 5
5
Worksheet 4
1.
Find the prime factorisation of the following.
(a) 78
(b) 120
(c) 256
(d) 84
(f) 240
(g) 2304
(e) 441
(h) 3125
(i) 1260
2.
Write the greatest 4-digit number. Express it as a product of primes.
Write the smallest 4-digit number and show its prime factorisation.
4.Express each of the following numbers as sum of two odd primes.
(a) 18
(b) 32
(C) 66
(d) 90
5. Express the following as sum of three odd primes.
(a) 41
(b) 23
(c) 75
3.
HOH ето
(d) 59 m amor
BIOH er bal
HEST COMMON FACTOR (HCF)
of two or more numbers is the Highest Common Factor of these numbराइट द स्मालेस्ट 4 डिजिट नंबर एंड शो इट्स डेफिनेशन ​

About the author
Jade

वहीची किंमत 12 रु. असून पेनची किंमत 15 रु. आहे. वहीच्या किंमतीचे पेनच्या किंमतीशी गुणोत्ता
किती?​

A lawn 25 metres long and 15 metres wide is bounded by an outside path 2.5 metres wide. What will it cost to pave the path at Rs.

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