135
The numbers that can multiply to give 45 include pairs such as (1, 45), (3, 15), (5, 9), and their negative counterparts (-1, -45), (-3, -15), and (-5, -9). Additionally, 45 can also be expressed as the product of its prime factors: 3 × 3 × 5 or ( 3^2 × 5 ).
135
1 x 45, 3 x 15, 5 x 9
135
189
9*5 = 45
They are: 9 times 5 = 45
To find the number you need to multiply by 3 to get 45, you can set up the equation 3x = 45, where x is the unknown number. To solve for x, you divide both sides by 3, which gives you x = 45 / 3. Therefore, you need to multiply 3 by 15 to get 45.
Multiply 45 by (2/3), or divide 45 by 3 then multiply by 2
90
45 and 2.
These numbers go evenly into 135: 1, 3, 5, 9, 15, 27, 45, 135.