Direct and inverse proportion

Direct and inverse proportion practice with teacher guidance, common slips, and next-step routes.

Surface

This skill appears in Proportional measurement exact-quantity entry.

Task formats

Proportional measurement exact-quantity entry

Proportional measurement exact-quantity entry asks the player to scale a repeated-unit quantity from a known measurement to a target measurement and enter the exact target quantity.

ActionScale a repeated-unit quantity from a known measurement to a target measurement and enter the exact target quantity.

CheckComplete the proportional measurement exact-quantity entry action.

UseSupport / Core / Transfer

ShowsCheck only

PresentationCompact / Standard / Extended

Practice focus

Math facts / times tables / Fractions feel hard

Selection

Fresh independent work can move toward Core, Transfer, or Challenge routes; help use or confusion keeps support visible.

Help

Hints keep attention on the visible structure; reveals show the path without counting as independent evidence.

Presentation

Presentation can reduce reading and interaction load without changing the selected skill. Practice focus can bias compatible work without breaking prerequisites or story fit.

Story fit

episodes where two quantities are linked by an explicit multiplicative scale or conserved proportion