Investigate subtracting negative numbers by finding the difference in temperature using the thermometer as a linear model number line.
Real World Integer Subtraction Visual Number Talk introduced through the context of rising and falling water levels compared to sea level.
Visualizing the Area of a Parallelogram Formula by decomposing the parallelogram and recomposing to build a rectangle with the same area.
Build an understanding of the area relationship between triangles and rectangles through this set of Area of a Triangle Number Talk Prompts.
Subtract Fractions By Finding The Range of a Dataset involving fractional quantities through this fractions visual number talk.
Visual number talk prompts building fluency and flexibility adding and subtracting fractions through a categorical data context.
Number Talk exploring the distributive property through partial products to explain where the 2-digit multiplication standard algorithm comes from.
Build fluency and flexibility scaling ratios to solve proportions through this set of proportions, ratios and rates visual number talk prompts.
Build fluency and flexibility scaling ratios to solve proportions through this set of proportions, ratios and rates visual number talk prompts.
Visual Number Talk Prompts using context to build fluency and flexibility with fractions and percent to unpack big ideas around relative frequency.