Every question works the same way.
Step-by-step rounding practice for grades 4–5, free to use and free to share.
Off unless you turn it on, so a room full of devices stays quiet.
The number line stays hidden until step 2, so the choice comes from reasoning about distance rather than reading the answer off the screen. The digit rule arrives last, as a shortcut.
4.NBT.A.3Round multi-digit whole numbers to any place. Capped at 1,000,000 to match the grade 4 range.
5.NBT.A.4Round decimals to any place.
Progress is stored in one browser, with no accounts and nothing sent anywhere. Shared devices share one set of stars.
The method this practice follows, written out for grown-ups.