No. 215

From the number 215, we can create a four-digit number that, among its numbers, manually type any other digit. Thus, we created two four-digit numbers whose difference is 120.

What two four-digit numbers might that be?

Final Answer:

a =  2315
b =  2195

Step-by-step explanation:

2X15  21Y5 = 120 2X1  21Y = 12 11Y = 2 Y = 9 2X1  219 = 12 X = 3 23152195=120 a=2315
b=2195



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You need to know the following knowledge to solve this word math problem:

arithmeticbasic operations and conceptsnumbersGrade of the word problem

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