1, 2, 3, 6, 9, 18: 1 x 18, 2 x 9, 3 x 6
the negatives cancel each other out. so just multiply the numbers. for example, -6*-3=18
No i need help
-287
1, 3, 5, 15.
They are: 7 times 7 = 49
weell multipy 100 by 18 and you get 1800 cm.
66 X 2=132
-13
-291
4760
because the negatives cross out each other and your left with positive numbers to multipy.
1 x 72, 2 x 36, 3 x 24, 4 x 18, 6 x 12, 8 x 9.