Well, isn't that a happy little math problem! Let's see, if we take two numbers and add them together to get 820, we could try 400 + 420. Or how about 300 + 520? There are many combinations that could work, so let's just keep exploring and enjoying the process of finding the right pair of numbers.
400 +420
0.05
2048
399+1 401-1 20 820 4000/10 etc
4+1=5. Plus 4 equals 9. Plus 77685769844446473 equals 77685769844446482. Plus 3 equals 77685769844446485. Plus 8 equals 77685769844446493. Plus 1 equals 77685769844446494. Plus 9870998342523322424 equals 1064785604097768918. Plus 4 equals 1064785604097768922.
820
add them all up underneath eachother so 311 526 446 820 524 _____ 2627 <-------- answer
4z + 820 is not an equation. It has no answer, because it asks no question.
0.82 km
0.05
The answer = 3460
The answer = 4530
2048
42
399+1 401-1 20 820 4000/10 etc
4+1=5. Plus 4 equals 9. Plus 77685769844446473 equals 77685769844446482. Plus 3 equals 77685769844446485. Plus 8 equals 77685769844446493. Plus 1 equals 77685769844446494. Plus 9870998342523322424 equals 1064785604097768918. Plus 4 equals 1064785604097768922.
82 decimeters is equal to 820 centimeters because 1 decimeter is equal to 10 centimeters.
820