Question

24.10.4 Test (CST): Checking and Savings

Question 23 of 25
Which of these examples is an error of addition by one?
A. 51,824 + 48,165 = 99,989
B. 27,465 +52,534 = 79,899
C. 63,528 +24,361 = 87,889
D. 35,246 + 43,732 = 78,978

Answer 1

Option D is the error of addition by one.

Step-by-step explanation:

The error of addition by one means that the sum should be one more than the given sum. In option D, which is 35,246 + 43,732 = 78,978, the sum is one less than the actual sum of the given numbers. Therefore, option D is the error of addition by one.

Learn more about Addition of numbers