21 _4+8_2 simplify the following numerical expression
Answers
Answered by
1
Answer:
23
Step-by-step explanation:
21-4+8-2
21+4-2
25-2
23
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Answered by
3
Answer:
23
Step-by-step explanation:
according to DMAS rule
21-4+8-2
21+8-4-2
29-6
23
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