Add zeros so both have the same number of places. Round by looking at the next digit: 5 or more rounds up.
Worked example
Pick the true one: 0.525 is ______ 0.525.
Answer:equal to
Write both with the same number of places: 0.525 and 0.525. Compare as if they were whole numbers: 525 and 525. So 0.525 is equal to 0.525.
For grown-ups: Round decimals. Below: three problems to try with the worked answers, and a free printable sheet. Children can practise the same skill as a game, with no sign-up and no ads.
CCSS 5.NBT.A.4
What this practises, for teachers
Practices round decimals (5.NBT.A.4). A printable sheet with its answer key, worked answers on the page, no accounts.