Estimate the value of the expression by first rounding each number to the nearest ten thousand.

345,023 + 193,968

A.
about 550,000

B.
about 539,000

C.
about 540,000

D.
about 544,000
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Respuesta :

A 345,023 would round to about 400,00 and 193,968 would round to about 200,00 add those to together you have 600,00 idk if this is right I haven't didn't rounding in a while but hope this helps