Which one of the following strategies is incorrect?
A. 1999 - 1500 = 2000 + 1 - 1500
B. 4270 + 1703 = 4270 + 1700 + 3
C. 560 + 398 = 560 + 400 - 2
D. 998 - 350 = 1000 - 350 -2
Answers
Answered by
0
Answer:
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Step-by-step explanation:
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Answered by
1
Answer:
A. 1999 - 1500 = 2000 + 1 - 1500
Step-by-step explanation:
L.H.S.:
1999 - 1500 = 499
R.H.S.:
2000 + 1 - 1500 = 501
L.H.S. is not equal to R.H.S.
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