Mathematics--Quarter 1
Mathematics--Quarter 2
Mathematics--Quarter 3
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Units and Objectives
Addition and Subtraction within 20 2.NBT.9: Explain why addition and subtraction strategies work, using place value and the properties of operations. 2.OA.1: Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem. 2.OA.2: 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. Odd and Even Numbers 2.OA.3: Determine whether a group of objects (up to 20) has an odd or even number of members, e.g., by pairing objects or counting them by 2s; write an equation to express an even number as a sum of two equal addends. Place Value 2.NBT.1: Understand that the three digits of a three-digit number represent amounts of hundreds, tens, and ones; e.g., 706 equals 7 hundreds, 0 tens, and 6 ones. a). 100 can be thought of as a bundle of ten tens - called a "hundred."2.NBT.2: Count within 1000; skip-count by 5s, 10s, and 100s. 2.NBT.3: Read and write numbers to 1000 using base-ten numerals, number names, and expanded form. 2.NBT.4: Compare two three-digit numbers based on meanings of the hundreds, tens, and ones digits, using >;, =, and < symbols to record the results of comparisons. Mathematics Quarter 4
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