Addition using a Number Line (Level 1 Singapore Math - Unit 3, Chapter 3, Lesson 1)

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Welcome to the magical math world of Mrs. Houser's First Grade!

For this lesson, complete the following textbook pages:
HIG A p. 28-31
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Textbook A p. 35-37
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Workbook A p. 38-39
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You will also need to gather the following materials:
–Number cards (laid out on a table, desk, or floor to make a large number line)
–Whiteboard/marker/eraser
–Counters
–Red and yellow discs
–Erasable crayon or pencil
–Wood block with “+1,” “+2,” and “+3” written on the
sides (use each number more than once to have an addition sign and a
number of every side of the block just like in the video)

*Remember to be reviewing number bonds/making 10 and addition
flashcards as part of your warm-up. A number line is an invaluable tool.
Always keep one nearby! A hundreds chart, a ruler, or a tape measure
are great options!

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