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Q:

What should come in place of question mark (?) in the following question?

1234 + 2345 – 3456 + 4567 = ?

A) 4590 B) 4680
C) 4670 D) 4690

Answer:   D) 4690



Explanation:

As per the BODMAS rule, the priority in which the operations should be done is:

Priority wise operations Symbol
B-Bracket ()
O-of of
D-Division /,÷
M-Multiplication *,x
A-Addition +
S-Subtraction -

Note: Addition and subtraction can be treated on same priority (from left to right) when they are in consecutive order. ? = 1234 + 2345 – 3456 + 4567 ? = 3579 - 3456 + 4567 ? = 123 + 4567 ? = 4690

Subject: Simplification
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