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Learning Standards Standards

What does a student learn in ?

This is the year numbers start to mean something. Students learn to count objects, match a number to how many are in a group, and compare which pile has more. They start adding and taking away small amounts using fingers, cubes, or drawings. By spring, students can count to 20, recognize basic shapes like circles and squares, and figure out that 3 and 2 make 5.

  • Counting
  • Comparing numbers
  • Adding and subtracting
  • Shapes
  • Sorting
Source: Rhode Island Rhode Island Core Standards
Year at a glance
How the year usually goes. Every school and district set their own curriculum, so treat this as a guide, not official pacing.
  1. 1

    Counting and number names

    Students learn to count objects out loud and match each number word to one item. They start to recognize written numbers and figure out how many are in a small group without recounting.

  2. 2

    Comparing groups and amounts

    Students decide which group has more, fewer, or the same number of items. They begin lining up sets side by side and using words like greater and less to explain what they notice.

  3. 3

    Adding and taking away

    Students put small groups together and take some away, using fingers, counters, and drawings. They start to see that five and two make seven, and that ten can be broken into smaller parts.

  4. 4

    Shapes and measuring

    Students name everyday shapes like circles, squares, and cubes, and describe them by their sides and corners. They compare objects by length, weight, and height using words like longer, heavier, and taller.

  5. 5

    Building toward bigger numbers

    Students count past 20 and start to see ten as a building block. They sort objects into categories, count each group, and talk about which has the most.

Mastery Learning Standards
The required skills a student should display by the end of Kindergarten.
Standards for Mathematical Practice

  • Make Sense of Problems

    RI-MATH.MP.K.1

    Students learn to slow down when a math problem feels hard, try more than one approach, and keep going until it makes sense.

  • Reason Abstractly

    RI-MATH.MP.K.2

    Students learn to move between a real object and the number that represents it. They see three apples and write 3, then look at 3 and picture what it could mean in real life.

  • Construct Arguments

    RI-MATH.MP.K.3

    Students explain why their answer makes sense using objects, drawings, or words. They also listen to a classmate's thinking and say whether they agree or why they think it's different.

  • Model with Mathematics

    RI-MATH.MP.K.4

    Students use simple math to make sense of real situations, like counting snacks, sorting toys, or figuring out if there are enough chairs for everyone at the table.

  • Use Tools Strategically

    RI-MATH.MP.K.5

    Students learn to pick the right tool for the job. Counting on fingers, drawing a picture, using a calculator, or making a quick estimate each work better in different situations.

  • Attend to Precision

    RI-MATH.MP.K.6

    Students use the right words and labels when talking about numbers and shapes. They say "circle" instead of "round thing" and write numbers carefully so their answers are clear.

  • Use Structure

    RI-MATH.MP.K.7

    Students spot patterns and hidden rules in numbers and shapes, then use what they notice to solve problems. For example, they see that the number 5 always looks the same whether it shows up on fingers, dots, or a number line.

  • Express Regularity

    RI-MATH.MP.K.8

    Students notice when the same steps keep working the same way, like counting on by one to get the next number. They use that pattern as a shortcut instead of starting over each time.

K-8 Mathematics Content

  • Counting and Number

    RI-MATH.K8.K.1

    Counting and basic number sense are the foundation of this grade. Students count objects, compare small numbers, and begin to understand what digits mean.

  • Operations and Algebraic Thinking

    RI-MATH.K8.K.2

    Students learn to add and subtract small numbers to solve simple problems, like figuring out how many apples are left after giving some away. This is their first look at how math can describe everyday situations.

  • Measurement and Data

    RI-MATH.K8.K.3

    Students sort objects into groups and count each group, then show the results in a simple chart or picture graph. Reading the chart tells them which group has more, less, or the same.

  • Geometry

    RI-MATH.K8.K.4

    Students sort and describe everyday shapes like circles, squares, and cubes. They compare sizes, count sides and corners, and group shapes by what they look like.

  • Ratios and Proportional Relationships

    RI-MATH.K8.K.5

    Students use simple comparisons to solve everyday problems, like figuring out if there are enough cups for every child at the table. They practice noticing when two amounts are related and using that relationship to find a missing number.

No state assessments at this grade
Students take their next one in Grade 3.
State Summative

RICAS: Mathematics (Grades 3-8)

Rhode Island's spring summative math test for grades 3 through 8, modeled on MCAS and aligned to the Rhode Island Core Standards for Math.

When given:
spring
Frequency:
annual
Official source
Common Questions
  • What math should students know by the end of the year?

    Students should count to 100, write numbers to 20, and tell which group of objects has more or fewer. They should add and subtract small numbers up to 10, name common shapes like circles and squares, and sort objects by size or color.

  • How can I help with counting at home?

    Count real things together: stairs going up to bed, grapes on a plate, cars in the parking lot. Ask questions like how many are left after eating two, or which pile has more. Five to ten minutes a day adds up fast.

  • Does my child need to write numbers neatly?

    Students should be able to write the numbers 0 through 20, but reversed or wobbly numbers are normal at this age. Practice by writing numbers in sand, with chalk, or on paper a few times a week. Focus on recognizing the number, not perfect handwriting.

  • What does it mean to add and subtract in kindergarten?

    Students work with small numbers using fingers, blocks, or drawings. They figure out problems like three apples plus two more, or five crackers minus one. The goal is understanding what adding and taking away mean, not memorizing facts.

  • How should I sequence number work across the year?

    Start with counting and one-to-one matching in the fall, then move into comparing groups and writing numerals. Save addition and subtraction within 10 for winter and spring, once students are solid on counting. Place value (tens and ones) usually fits at the end of the year.

  • Which skills usually need the most reteaching?

    Counting past 29 trips up a lot of students, and so does writing teen numbers (they often flip 13 and 31). Comparing two groups when the larger group has bigger spacing also causes confusion. Build in short review games every few weeks instead of waiting for a unit to end.

  • What does mastery look like before first grade?

    A ready student can count out 10 objects accurately, recognize numbers to 20, and solve simple add and subtract problems within 5 in their head. They can name basic shapes and describe them as having corners or sides. Fluency with small numbers matters more than speed.

  • How can I help with shapes and patterns at home?

    Point out shapes on signs, food, and buildings during everyday errands. Make patterns with silverware, socks, or snack pieces and ask what comes next. Sorting laundry by color or size is real math practice.

  • What if my child already knows their numbers?

    Push into harder questions instead of bigger numbers. Ask how they know a group has seven, or have them find two numbers that make 10. Board games with dice and simple card games like Go Fish build the same skills in a way that stays interesting.