Understand place value.

• 3 digit numbers

• Count to 1000 by 1s, 5s, 10s

• Number names, base 10, expanded form

• Compare numbers < = >

Use place value understanding and properties of operations to add and subtract.

• Fluently add and subtract within 100

• Add up to 4 numbers

• Add and subtract within 1000 with and without regrouping

• Mentally add or subtract 10 or 100

• Explain strategies

Represent and solve problems involving addition and subtraction.

• 1 - 2 step word problems adding/subtracting within 100 and unknowns in all positions

Add and subtract within 20.

• Memorize all math facts - add and subtract one digit numbers

Work with equal groups of objects to gain foundations for multiplication.

• Even/odd

• Write equations with equal addends (i.e. 8 + 8 = 16)

• Rectangular arrays with up to 5 rows and up to 5 columns

• Write arrays as equations with equal addends (i.e. 5 + 5 + 5 + 5 = 20)

Measure and estimate lengths in standard units.

• Use appropriate tools: rulers, yardsticks, meter sticks, and measuring tapes

• Measure in inches, feet, yards, meters and describe how it relates to size (i.e. 12 inches = 1 foot)

•  Estimate lengths: inches, feet, centimeters, and meters

• Determine how much longer one object is than another

Relate addition and subtraction to length.

• Add and subtract within 100 to solve word problems involving lengths

• Add and subtract within 100 using a number line

Work with time and money.

• Tell and write time to the nearest five minutes

• Analog and digital clocks

• Use  a.m. and p.m.

• Word problems: dollar bills, quarters, dimes, nickels, and pennies

• Use $ and ¢ symbols

Represent and interpret data.

• Line plots using measurement data

• Picture graph/bar graph with up to 4 categories

• Add, subtract, and compare data on graphs

Reason with shapes and their attributes.

• Recognize and draw triangles, quadrilaterals, pentagons, hexagons, and cubes

• Angles, equal faces

• Partition circles and rectangles into two, three, or four equal shares

• halves, thirds, half of, a third of, etc.

• Two halves, three thirds, four fourths

• Equal shares don't have to be the same shape