1MATH4

Back to 1st Grade =Chpt.4 Subtraction Concepts= The emphasis in this chapter is mastery of basic subtraction facts with differences from 8. Subtraction concepts are explored including subtracting 0 and subtracting all.

Culminating Activities: Kid Pix Projects
Use addition to check subtraction [|Sample]Team up with a 2nd/3rd grade class (maybe your reading buddies) and have them illustrate and write a word problem that uses subtraction. Have 1st grade students write and answer the subtraction problem. As well as an addition problem to check their subtraction.

Whole Class Presentations and Games
[|Missing Bees]Read the word problem and use the picture clues to decide how many bees are in the hive. Finish by writing a math sentence together on the board or at their seats. [|Across and Down Practice] Gives you a mat area to retype the problem down and a visual aide. Will check and/or solve the problem for you. [|Tic-Tac-Toe] Against the computer. Choose level and operation.

View student work page at [|Tech Centers]
[|Count us In! Subtraction Bowling] Students type answer to knock down pins. Pins are also a graphic representation of the number sentence. Numbers up to 10 [|Pinball Math] Click and hold on the green button to release the ball. As the ball hits the numbers and minus sign it form a math sentence you have to solve. I wouldn't normally include a game like this but I believe it ties into the 1st grade science standards about motion. [|Math Magician] Select the number you would like to subtract.

Online Resources
[|Subtraction Math Worksheet Generator]