: Using visual models to explain why fractions like 12one-half 24two-fourths are the same size.
: Identifying points, rays, and perpendicular/parallel lines. MTH.4.mp4
: Converting larger units to smaller units (e.g., kilometers to meters, hours to minutes). : Using visual models to explain why fractions
: Multiplying a four-digit number by a one-digit number, and two-digit by two-digit multiplication. Fractions and Decimals : kilometers to meters
: Adding and subtracting fractions with like denominators and multiplying fractions by whole numbers.
: Identifying prime and composite numbers within the 1–100 range. Geometry :