The least common multiple of 7,9,2

The least common multiple of 7,9,2

7*9*2=126

Least common multiple and greatest common factor of 32 and 24

The least common multiple is 96 and the greatest common factor is 8

A subtraction formula, the sum of the subtracted, subtracted and difference is 56, the difference is 75% of the subtracted, and what is the subtraction?
Just count

If the subtraction is x, the difference is 75% X
Because subtraction + difference = subtracted
So the subtracted is 75% x + X
So x + 75% x + (75% x + x) = 56

In a subtraction formula, the sum of the subtracted, the subtracted and the difference is 90, and the subtracted is 90______ ．

Subtracted + subtracted + difference = 90 subtracted + (subtracted + difference) = 90 subtracted × 2 = 90 subtracted = 90 △ 2 = 45