Practice dividing fractions by whole numbers, whole numbers by fractions, and fractions by fractions.
Multiply by the reciprocal (flip the second fraction). 2/3 ÷ 3/4 = 2/3 × 4/3 = 8/9.
Multiply by the reciprocal. 4 ÷ 1/5 = 4 × 5 = 20.
Cubles kits are geometry in your hands: nets, faces, edges and vertices that fold and click into a poseable 3D character. No scissors, no glue, about 15 minutes.