12x2x2x2
2 x 42=84 4 x 21=84 6 x 14=84
109
The numbers below are the factor pairs of 84 (multiplied together they equal 84): (1, 84) (2, 42) (3, 28) (4, 21) (6, 14) (7, 12)
2x2=4
400
1 x 84 2 x 42 3 x 28 4 x 21 6 x 14 7 x 12
8 and 4, added together and multiplied by 7
These pairs of numbers when multiplied equal 168: (1, 168) (2, 84) (3, 56) (4, 42) (6, 28) (7, 24) (8, 21) (12, 14)
2 x 42 3 x 28 4 x 21 6 x 14 7 x 12
The two numbers that when multiplied equal 56 are: 1 and 56 2 and 28 4 and 14 7 and 8
336
64