Respuesta :

45.21 is bigger than 45.179 because  if you subtract them from each other like 45.210      You would understand why it is bigger 
     -45.179        
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Answer:

45.21 is bigger than 45.179

Step-by-step explanation:

Explain why 45.21 is bigger than 45.179

To compare decimal number we compare the numbers from left to right

4 in tens place  is equal to 4

5 in ones place is equal to 5

Now compare the number after the decimal point from left to right

2 in tenths place is greater than 1

so 45.21 is bigger than 45.179