Escalera de Matemáticas · Primaria · Grado 2

Grado 2

Valor posicional hasta 1,000, sumar y restar llevando, dinero, la hora, la medida y las primeras ideas de la multiplicación.

0 de 35 temas aprobados

Traducción en curso. Algunos temas de este curso todavía aparecen en inglés.

35 temas en 8 unidades. Se apoya en Grado 1. Lleva a Grado 3. ¿No estás seguro de que sea el curso adecuado? Encuentra tu peldaño.

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Unidad 1 Facts and Number Sense

2 temas

Know addition facts from memory and sort numbers into even and odd.

  1. Facts within 20 from Memory
  2. Even and Odd Numbers

Unidad 2 Place Value to 1,000

7 temas

Hundreds, tens and ones: read, write, compare and place numbers to 1,000.

  1. 100 Is Ten Tens
  2. Hundreds, Tens and Ones
  3. Skip Counting by 5s, 10s and 100s
  4. Three Ways to Write a Number
  5. Comparing Three-Digit Numbers
  6. Numbers on a Number Line
  7. 10 or 100 More or Less

Unidad 3 Adding and Subtracting within 100

7 temas

Use place value to add and subtract two-digit numbers, and solve one- and two-step problems.

  1. Trading 10 Ones for 1 Ten
  2. Adding Two-Digit Numbers
  3. Subtracting Two-Digit Numbers
  4. Adding Up to Four Numbers
  5. Adding and Subtracting on a Number Line
  6. Word Problems within 100
  7. Two-Step Word Problems

Unidad 4 Adding and Subtracting within 1,000

3 temas

Add and subtract three-digit numbers with models and written methods, and explain why they work.

  1. Adding Three-Digit Numbers
  2. Subtracting Three-Digit Numbers
  3. Why the Strategies Work

Unidad 5 Measuring Length

5 temas

Measure with rulers, compare lengths, estimate, and solve length problems.

  1. Measuring with a Ruler
  2. Bigger Units, Smaller Numbers
  3. Estimating Lengths
  4. How Much Longer?
  5. Length Word Problems

Unidad 6 Time and Money

5 temas

Tell time to five minutes and count money.

  1. Time to Five Minutes
  2. A.M. and P.M.
  3. Coin Values
  4. Counting Coins and Bills
  5. Money Word Problems

Unidad 7 Graphs and Line Plots

2 temas

Make and read picture graphs, bar graphs and line plots.

  1. Picture Graphs and Bar Graphs
  2. Line Plots of Lengths

Unidad 8 Shapes, Arrays and Equal Shares

4 temas

Name shapes by their sides and angles, build arrays, and split shapes into equal shares.

  1. Shapes by Sides, Angles and Faces
  2. Rows and Columns of Squares
  3. Arrays and Repeated Addition
  4. Halves, Thirds and Fourths