Computation and Estimation

Virginia SOL K.CE.1

Model and solve single-step contextual problems using addition and subtraction with whole numbers within 10.

What students need to be able to do

  • Compose and decompose numbers less than or equal to 5 in multiple ways using objects, drawings, words, or numbers.
  • Recognize and describe part-part-whole relationships for numbers up to 5 in various configurations.
  • Identify the number that makes 5 when added to a given number less than or equal to 5.
  • Compose and decompose numbers less than or equal to 10 in multiple ways using objects, drawings, words, or numbers.
  • Identify the number that makes 10 when added to a given number less than or equal to 10.
  • Model and solve single-step contextual problems (join, separate, part-part-whole) using 10 or fewer concrete objects.