Math Curriculum

1st Grade

Course Purpose:

Students will use numbers to represent, solve, and apply the properties and relationship of addition and subtraction with use of place value to solve problems. Students will fluently add and subtract within 20 as they extend the counting sequence.

Outcomes and Components:

M.1.4

  Students will analyze the place value of two-digit numbers, to determine the meaning of digits in two-digit numbers and compare numbers.

Pacing  

Instruct/

Assess

 

Component Code

 

Component

Standard(s)

    M.1.4.1   Identify a group of two digits placed together as a two-digit number and explain that they are composed of ten and ones. 1.NBT.2
    M.1.4.2   Convert a group of ten and explain that the number 10 can be thought of as a bundle of ten ones called a “ten.”

1.NBT.B.2a

    M.1.4.3   Explain the numbers 11-19 are composed of a ten and ones. 1.NBT.B.2b
    M.1.4.4   Explain the numbers 10, 20, 30, 40, 50, 60, 70, 80, and 90 refer to one, two, three, four, five, six, seven, eight, or nine tens and 0 ones. 1.NBT.B.2c
    M.1.4.5   Compare two two-digit numbers based on the meanings of the tens and ones digits, recording the results of comparisons with the symbols >, =, and <. 1.NBT.B.3

Academic Vocabulary:  Analyze, Identify, Explain, Compare

Content Vocabulary: Tens and ones, two-digit, greater than, less than, equal