Standard Alignments:

TEKS Math: 5.2.C

(C) Round decimals to tenths or hundredths.

AU Math: ACMNA128

(Y6) Add and subtract decimals, with and without digital technologies, and use estimation and rounding to check the reasonableness of answers (ACMNA128)

CCSS Math: 5.NBT.4

5.NBT.4 Use place value understanding to round decimals to any place.