SALTA 1st grade

Temperature Check

• less • compare • greater than (>) • less than (<)

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Standard 1.NBT.3 Compare two two-digit numbers based on meanings of the tens and ones digits, recording the results of comparisons with the symbols >, =, and <. Standard 1.NBT.5 Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count; explain the reasoning used.

Shorebirds Sponge Art

9-1 1 more, 1 less; 10 more, 10 less 9-2 Find Numbers on a Hundred Chart 9-3 Compare Numbers

9-4 Compare Numbers with Symbols (>, <, =) 9-5 Compare Numbers on a Number Line 3-ACT MATH: Digit Flip 9-6 Problem Solving: Make Sense and Persevere

Topic 9 Manipulatives •

Place-Value blocks Hundred charts Tens and ones chart

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Assessment Options: Topic 9 Assessment – Compare Two-Digit Numbers (print or online) Topic 9 Performance Assessment – Compare Two-Digit Numbers Team Created Assessment

Assessment Tasks – Topic 9

Procedural Check

Application Task

1.NBT.3

Compare the following numbers:

Crew was given the following numbers to add to his number line. 47, 9, 22, 98, 0

42 _____ 45

21 _____ 12

1 5 10 100 As you place each number on the line, write two ways you know your thinking is correct. (DOK 3) 50

6 ______ 89 (DOK 1)

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