( ( Numbers ( that ( end ( in ( ( a digit ) ( of ( ( 5 or ) more ) ) ) ) ) ) ) ( ( are ( ( rounded up ) ( to ( the ( next ( even ten ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNS Numbers)) (SBAR (WHNP (WDT that)) (S (VP (VBP end) (PP (IN in) (NP (NP (DT a) (NN digit)) (PP (IN of) (NP (QP (CD 5) (CC or) (JJR more)))))))))) (VP (VBP are) (VP (VBN rounded) (PRT (RP up)) (PP (TO to) (NP (DT the) (JJ next) (QP (RB even) (CD ten)))))) (. .)))
Numbers that end in a digit of 5 or more are rounded up to the next even ten.
(ROOT (S (NP (NNP Rounding)) (VP (VBZ is) (SBAR (WHADVP (WRB when)) (S (NP (QP (CD one) (CC or) (JJR more)) (NN ending) (NNS digits)) (VP (VBP are) (VP (VBN dropped) (S (VP (TO to) (VP (VB get) (NP (NP (DT the) (JJ correct) (NN number)) (PP (IN of) (NP (JJ significant) (NNS figures)))))))))))) (. .)))