3rd Grade Math (Nebraska Standards)

Number (N)

• MA.3.N.1 Represent multi-digit numbers using place value.
  • MA.3.N.1.a Show numbers up to 10,000 in standard and expanded form, with objects or pictures.
  • MA.3.N.1.b Compare whole numbers up to 10,000 using number lines and reasoning.
• MA.3.N.2 Understand fractions as numbers.
  • MA.3.N.2.a Split 2D figures into equal areas and name each part as a unit fraction.
  • MA.3.N.2.b Find parts of a whole using visual fraction models.
  • MA.3.N.2.c Show and understand fractions on a number line.
  • MA.3.N.2.d Show and identify equivalent fractions with pictures, manipulatives and number lines.
  • MA.3.N.2.e Write whole numbers as fractions and spot fractions equal to whole numbers.
  • MA.3.N.2.f Compare and order fractions with the same numerator or the same denominator.

Algebra (A)

• MA.3.A.1 Extend multiplication and use properties of operations.
  • MA.3.A.1.a Add and subtract numbers up to four digits, with or without regrouping.
  • MA.3.A.1.b Use estimation to judge whether sums and differences are reasonable.
  • MA.3.A.1.c Write and solve one-step equations for real problems with the unknown in any position.
  • MA.3.A.1.d Interpret and solve two-step real problems using all four operations.
  • MA.3.A.1.e Use the commutative, associative, distributive, identity and zero properties to multiply and divide.
  • MA.3.A.1.f Use arrays, equal groups, number lines and other models to explain multiplication and division.
  • MA.3.A.1.g Multiply and divide within 100 fluently.
  • MA.3.A.1.h Multiply one-digit numbers by multiples of ten from 10 to 90.

Geometry (G)

• MA.3.G.1 Describe attributes of 2D shapes.
  • MA.3.G.1.1 Sort quadrilaterals into categories by their attributes. (being checked)
• MA.3.G.2 Find area and perimeter of plane figures.
  • MA.3.G.2.a Solve real perimeter problems, including finding a missing side.
  • MA.3.G.2.b Measure area by counting square units.
  • MA.3.G.2.c Find a rectangle's area with unit squares and show it equals the product of the side lengths.
• MA.3.G.3 Use tools to solve measurement problems.
  • MA.3.G.3.a Choose customary and metric units for length, weight, mass, liquid volume and capacity.
  • MA.3.G.3.b Estimate and measure length to the nearest half inch, quarter inch and centimeter.
• MA.3.G.4 Tell time to the minute and find elapsed time.
  • MA.3.G.4.a Tell and write time to the minute on analog and digital clocks.
  • MA.3.G.4.b Solve real problems that add and subtract time intervals.

Data (D)

• MA.3.D.1 Pose questions and represent data.
  • MA.3.D.1.a Make scaled picture and bar graphs with more than four categories.
  • MA.3.D.1.b Make line plots with a scale in halves and whole numbers.
• MA.3.D.2 Analyze data and interpret results.
  • MA.3.D.2.a Make simple statements about data in picture graphs, line plots and bar graphs.