Question

1 is neither a prime nor a composite nur
Exercise 5.3
1. Draw factor trees of the following numbers.
d. 45
a.
80
18
b. 30
C.
i.
f. 60
42
h. 28
g. 72
2. Find the common factors of the following pairs of numbers.
a.
24, 36
b. 32,8
C.
12, 20
d. 48,
f. 10, 25
g. 54, 26
h. 25, 40
i.
72,
Circle the prime numbers and cross out the composite nur​

Answer 1

Answer:

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