 Unit 1

Sums and Differences to 10

Math

Description:  Students work with numbers to 10 e system. Students work to further understand the meaning of addition and subtraction, largely within the context of the Grade 1-word problem types. They begin building fluency with addition and subtraction facts.

Louisiana Student Standards for Mathematics (LSSM)

Instructional Outcomes

Enduring Understandings:

·   Students will be able to extend the counting sequence to 120 starting at any number less than 120.

·   Students will count by 1s, 5s, and 10s.

·   Students will relate counting up to addition and counting back to subtraction.

·   Students will read and write numbers in the range of 1 – 120 and build number sense by developing an understanding of the order of the counting numbers.

·   Students will be able to represent a number of objects with a written numeral.

·   Students will understand that the two digits of a two-digit number represent amounts of tens and ones.

Essential Questions:

·         How do we show that numbers work together?

·         How can we show and explain our thinking?

·         How does understanding numbers help me?