Fourth graders practice adding rice cookies. In this mental math lesson, 4th graders get into groups and call out numbers to each other to add mentally. Students use the rice cookies to show the answer.

In this finding the sums worksheet, 1st graders color in the three numbers that add up to the number in each cloud in 9 boxes. Students study the first one done for them.

Here's a simple math game that two people can play together. The first player says the number one or two. Then, the other player says the next one or two consecutive numbers. The goal of the game is to be the player who says "twenty-one"...

For this mental math practice worksheet, students fill in the 10 blanks as the count backwards and forward. Students also solve 20 addition problems.

For this equations and mental math practice worksheet, students sharpen their problem solving skills as they solve 6 story problems.

In this subtraction worksheet, 2nd graders use subtraction facts to help them complete the subtraction sentences. Students write in the missing numbers for each sentence and solve the problems. Students' objective is to learn to subtract...

In this adding to thousands worksheet, students mentally add 12 problems as fast as they can without using paper and only writing down their answers. Students solve 3 additional addition problems and then explain what method they used to...

Fourth graders practice mental math in this Multiples of 10, 100, and 1,000 instructional activity. Students solve twelve multiplication problems by applying patterns with zeroes. The instructional activity includes a review with...

In this mental math worksheet, students solve 4 problems pertaining to scoring points in a target game. Students compute game scores mentally to answer each story problem.

Learners investigate the concept of ten and how it is part of the real number system. They find the quantity of ten using as many combinations as possible. They can count using manipulatives, write on paper, or by doing mental math.

Pupils are divided into two teams. They then solve simple math problems using mental math. When they have the answer, they run and write their solutions on the board and swat it with a flyswatter. Then the next group moves up and takes...