the 3 numbers 15 + 30 + 45 = 90
then divide 90 by that 3 so 90/3 = 30
40
45
30. 45/3=15. 15x2=30
200
45 - 15 = 30 is one way of writing the subtraction. Another way is :- 45 -15 Subtract the 'units' column ; 5 - 5 = 0 Hence first part of answer is 45 -15 XXX 0 Then subtract the 'tens' column ; 4 - 1 = 3 Hence the full answer is 45 15 =30 The same answer!!!1
40
30
They are 15, 30 and 45. 15 [5x3=15] and [15x1=15] 30 [5x6=30] and [15x2=30] 45 [5x9=45] and [15x3=45]
45
The GCF for 15 30 45 is 15.The GCF is 15.It is: 15
The GCF of 30 and 45 is 15.The factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30.The factors of 45 are 1, 3, 5, 9, 15, and 45The GCF is 15.
The Greatest Common Factor of 60, 45, and 30 is 15.
45
The LCM of 15, 30, and 45 is 90.
15 + 30 = 45
The GCF is 15.
The GCF is 15.