The prime factors of 20 are
1,2,5
2,4,5
1,2,4,5
2,5
Find the value of (-3) × (+7)
+21
-21
+4
-4
(+5) x _____________= (-5)
0
+1
-1
+5
When multiplying a negative number by a negative number the result is
Positive
Negative
None of these.
L C M of 3 and 5 is
3
5
15
1
H C F of 22 and 110 is
22
11
2
Use this number line calculate (+4)-(+3)
-7
+7
(+15)÷(+3) =
+45
+3
-3
The prime factors of 15 are
1,3,5
1,3,5,15
3,5
All the factors of 9 are
1 ,9
1 ,3 , 9
9 , 9
3 , 9
