Multi-digit multiplication, long division, fractions with unlike denominators, decimals, and geometry — the hardest 4th grade math concepts made clear by Lumi's voice-guided lessons.
Try Free for 48 Hours →2×2 digit, 3×1 digit, area model, standard algorithm
4-digit ÷ 1-digit, interpret remainders, word problems
Equivalent fractions, compare unlike, add/subtract with like denominators
Tenths, hundredths, compare and order, relate to fractions
Measure with protractor, types of angles, angle addition
Lines, rays, perpendicular, parallel, quadrilateral types
4th grade math is where many kids hit their first real wall — long division and fractions with unlike denominators require a new level of conceptual understanding. Lumi's lessons walk through the "why" before the "how," so kids understand the process instead of just trying to memorize steps.
Long division, fractions, decimals — all covered. Voice-guided. Try free 48 hours.
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