1See Glossary, page 88 of Common Core Standards. Add and subtract within 20. Fluently add and subtract within 20 using mental strategies.2 By end of Grade 2, know from memory all sums of two one-digit numbers. Relate addition and subtraction to length. Represent whole numbers as lengths from 0 on a number line diagram with equally spaced points corresponding to the numbers 0, 1, 2, ..., and represent whole-number sums and differences within 100 on a number line diagram. Module 11: $1, $5, $10, Reinforce the bar models and Work with time and money. Money $20 Bill, mental strategies when Solve word problems involving dollar bills, quarters, (8 days) Cent sign ¢, possible. Connect the place dimes, nickels, and pennies, using $ and ¢ symbols Dollar sign $, value to money values. As 230 appropriately. Example: If you have 2 dimes and 3 Do not forget Decimal cents is 200 pennies that is 2 pennies, how many cents do you have? Common Core point, dollars; 30 cents is 3 dimes; Lesson 3.a on Table, $2.30. Another common word Pg. 308A that needs to be taught is point – decimal point. Have M.P. 1 students brainstorm different M.P. 3 ways to use point and draw M.P. 4 pictures for them. Include M.P. 6 decimal point as one of the uses.
1See Glossary, page 88 of Common Core Standards. Add and subtract within 20. Fluently add and subtract within 20 using mental strategies.2 By end of Grade 2, know from memory all sums of two one-digit numbers. Relate addition and subtraction to length. Represent whole numbers as lengths from 0 on a number line diagram with equally spaced points corresponding to the numbers 0, 1, 2, ..., and represent whole-number sums and differences within 100 on a number line diagram. Module 11: Money (8 days) Do not forget Common Core Lesson 3.a on Pg. 308A M.P. 1 M.P. 3 M.P. 4 M.P. 6 Work with time and money. Solve word problems involving dollar bills, quarters, dimes, nickels, and pennies, using $ and ¢ symbols appropriately. Example: If you have 2 dimes and 3 pennies, how many cents do you have? $1, $5, $10, $20 Bill, Cent sign ¢, Dollar sign $, Decimal point, Table, Reinforce the bar models and mental strategies when possible. Connect the place value to money values. As 230 cents is 200 pennies that is 2 dollars; 30 cents is 3 dimes; $2.30. Another common word that needs to be taught is point – decimal point. Have students brainstorm different ways to use point and draw pictures for them. Include decimal point as one of the uses.
grade_2_curriculum_math_in_focus.docx