In this addition worksheet, students solve a total of 20 problems adding 3 numbers by first finding sums of 10. A website reference for additional resources is given.

For this addition worksheet, students solve a set of 14 problems using 3 numbers by first finding sums of 10. A website reference for additional resources is given.

In this addition activity, learners solve a total of 25 problems using 2-digit numbers and regrouping. A website reference for additional resources is given.

In this addition worksheet, students solve a total of 25 problems using 2-digit numbers and regrouping. A website reference for additional resources is given.

In this addition worksheet, students solve a total of 25 problems using 2-digit numbers with regrouping. A website reference for additional resources is given.

In this addition worksheet, students solve a total of 25 problems using 2-digit numbers and regrouping. A website reference for additional resources is given.

In this addition worksheet, students solve a total of 25 problems using 2-digit numbers and regrouping. A website reference for additional resources is given.

In this addition worksheet, students solve a total of 25 problems adding 2-digit numbers with regrouping. A website reference for additional resources is given.

In this addition worksheet, students solve a total of 25 problems using 2-digit numbers and regrouping. A website reference for additional resources is given.

In this addition learning exercise, students solve 25 problems using 2-digit numbers and regrouping. A website reference for additional resources is given.

In this addition worksheet, students solve a total of 25 problems using 2-digit numbers and regrouping. A website reference for additional resources is given.

In this addition worksheet, learners solve a set of 25 problems adding 2-digit numbers and regrouping. A website reference for additional resources is given.

In this addition worksheet, students solve a total of 25 problems using 2-digit numbers with and without regrouping. A website reference for additional resources is given.

In this addition worksheet, students complete 25 problems using 2-digit numbers and regrouping. A website reference for additional resources is given.

In this additiion worksheet, students solve a total of 25 problems using 3-digit numbers without regrouping. A website reference for additional resources is given.

In this addition worksheet, students round addends to the nearest 10 to estimate sums. A website reference for additional resources is given. One example is completed for students.

In this rounding to add worksheet, students round addends to the nearest ten and estimate sums for 14 problems. One example is completed; a website reference is given.

In this rounding to add worksheet, students round addends to the nearest ten and estimate sums. A website reference for additional resources is given.

For this subtraction worksheet, students solve a total of 25 problems using 1-digit numbers and subtracting one. A website reference for additional resources is given.

In this subtraction worksheet, students solve a total of 25 problems using 1-digit numbers and subtracting 2. A website reference for additional resources is given.

In this counting instructional activity, students count objects and write the number counted in boxes beside each set. The page includes website reference and additional links.

Twelfth graders explore vector addition and subtraction using an online simulation website. For this physics lesson, 12th graders complete a worksheet package during the simulation. They take a mastery quiz after the lesson.

In this number 1 activity, students trace and color the number, then practice writing both the number and its word name. Page includes website reference.

In this number 2 worksheet, students color the number and practice printing it and the word "two." A website reference for additional resources is given.