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Farmer Jerry loves to rap about subtraction with regrouping as much as he hates getting chased by those pesky bees! Listen to Farmer Jimmy spin some slick rhymes as he shows us what's going on when we do subtraction with regrouping. Come along and take a visit to the farm with us, you'll be glad you did!

Video aligns with the following common core math standards

2.NBT.B.5 ✦ 2.NBT.5
Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.

2.NBT.B.7 ✦ 2.NBT.7
Add and subtract within 1000, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method. Understand that in adding or subtracting three-digit numbers, one adds or subtracts hundreds and hundreds, tens and tens, ones and ones; and sometimes it is necessary to compose or decompose tens or hundreds.

2.NBT.B.9 ✦ 2.NBT.9
Explain why addition and subtraction strategies work, using place value and the properties of operations.

3.NBT.A.2 ✦ 3.NBT.2
Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.

Video aligns with the following Math TEKS standards

Math TEK 2.4B: Add up to four two-digit numbers and subtract two-digit numbers using mental strategies and algorithms based on knowledge of place value and properties of operations

Math TEK 2.7C: represent and solve addition and subtraction word problems where unknowns may be any one of the terms in the problem.

* UK Age Range:
| Year 2 - Year 3 - Year 4 |
KS1 - KS2 Maths