21 + (4 x 2) = 29
(21 + 4) x 2 = 50
Chat with our AI personalities
Oh, what a happy little math problem we have here! So, first we add 21 and 4 together to get 25. Then, we double that sum, which means we multiply 25 by 2. And when we do that, we get 50! Just like that, we've painted a beautiful mathematical masterpiece together.
Oh, dude, let me put on my math hat for a sec. So, 21 plus 4 is 25, right? Double that and you get 50. Easy peasy, lemon squeezy. Like, no big deal at all.
To find the sum of 21 and 4, you add them together to get 25. Doubling 25 gives you 50. So, the sum of 21 and 4 doubled is 50.
24
Take the penny a day doubled every day. The sum would be almost 43,000,000.
$21,474,836.48
3 & 7? Sum 10, difference 4 so ratio 5:2 or 1 & 21? Sum = 22, difference 20 so ratio 11:10
20, 21, 22 and 23.