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Pennsylvania Standards

Pennsylvania 1st Grade Math Standards

All 10 Pennsylvania math standards for 1st grade, each explained in plain English. The official wording is in Pennsylvania Department of Education's document, linked at the end of this page.

10 standards

Numbers & Operations in Base Ten

3 standards
CC.2.1.1.B.1
Count to 120 starting from any number, and read and write the numeral that shows how many objects are in a group.
CC.2.1.1.B.2
Show two-digit numbers as tens and ones, like 36 is 3 tens and 6 ones, and compare them using greater than, less than, and equal signs.
CC.2.1.1.B.3
Add and subtract within 100 by working with tens and ones, like 34 + 8, finding 10 more than 63, or 70 - 30.

Operations and Algebraic Thinking

2 standards
CC.2.2.1.A.1
Solve addition and subtraction word problems within 20, like adding to, taking from, or comparing, using objects, drawings, or equations.
CC.2.2.1.A.2
Use the rules of addition, like 3 + 8 = 8 + 3, and solve subtraction as a missing addend, like finding 10 - 8 by asking what plus 8 makes 10.

Geometry

2 standards
CC.2.3.1.A.1
Tell shapes apart by their defining features, like three sides and three corners for a triangle, and combine flat or solid shapes to make new ones.
CC.2.3.1.A.2
Split circles and rectangles into two or four equal parts and name the parts as halves, fourths, or quarters.

Measurement and Data

3 standards
CC.2.4.1.A.1
Put three objects in order by length, compare two lengths using a third object, and measure by laying same-size units end to end, like paper clips.
CC.2.4.1.A.2
Read analog and digital clocks and write the time in hours and half hours, like 3:00 or 3:30.
CC.2.4.1.A.4
Organize data with up to three categories in a table or chart and answer questions about how many are in each and how they compare.

The official Pennsylvania documents

The plain-English lines on this page are EMStudio's own explanations of Pennsylvania's standards, not the official wording, which Pennsylvania Department of Education publishes in the documents above. Codes and strand names identify each standard.