Addition and subtraction 1

Students add multi-digit whole numbers by decomposing addends by place value and using partial sums.

4.NBT.B.4: Flexibly and efficiently add and subtract multi-digit whole numbers using strategies or algorithms based on place value,...

Students subtract multi-digit whole numbers using strategies based on place value, including decomposing and compensating.

4.NBT.B.4: Flexibly and efficiently add and subtract multi-digit whole numbers using strategies or algorithms based on place value,...

Students use the standard algorithm to fluently add multi-digit whole numbers with regrouping.

4.NBT.B.4: Flexibly and efficiently add and subtract multi-digit whole numbers using strategies or algorithms based on place value,...

Students use the standard algorithm to fluently subtract multi-digit whole numbers, including problems requiring regrouping across multiple places.

4.NBT.B.4: Flexibly and efficiently add and subtract multi-digit whole numbers using strategies or algorithms based on place value,...

Students interpret multi-step word problems and represent them with equations using a variable for the unknown quantity.

4.OA.A.3: Solve multi-step word problems posed with whole numbers and having whole-number answers using the four operations, inclu...

Students solve multi-step word problems involving addition, subtraction, multiplication, and division, including problems with remainders.

4.OA.A.3: Solve multi-step word problems posed with whole numbers and having whole-number answers using the four operations, inclu...

Students use rounding, compatible numbers, and mental math to estimate answers and assess the reasonableness of solutions to multi-step problems.

4.OA.A.3: Solve multi-step word problems posed with whole numbers and having whole-number answers using the four operations, inclu...