okietwinkie okietwinkie

13-06-2017
Mathematics

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expression is equivalent to 486 – 9 + 6 + 33 × 2

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sqdancefan sqdancefan

04-09-2019

Answer:

549

Step-by-step explanation:

A calculator can give you an equivalent expression.

I might work from the middle outward:

= 486 -3 +33×2

= 483 +66

= (480 +60) + (3 +6)

= 540 + 9

= 549

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