PETS

SOL 1.8 and 1.9THE BEACH

Teacher NotesFor each problem:Display the 1st slide which contains the problem.Have the students place counters on their desks to match the number of graphics the same number of graphics they see on the screen.Have them add or subtract by adding or removing countersClick to the next slide to see the problem in action and the matching number sentence.You may want students to write the number sentence.Click again to see the answer to the problem. 3During a snow storm, children dressed for outside. Two children had on scarves and one had on a ear muffs. How many children were dressed for outside?

2 + 1 = ___

3Bob saw 2 snowflakes out his window. Betty saw 4 snowflakes outside. How many snowflakes did they see in all?

2 + 4 = ___

6Ann made 8 snowballs. Six snow balls melted away. How many snow balls are left?

8 - 6 = ___

2The snowman has 3 buttons. One button fell off. How many buttons does he have left.

3 - 1 = ___

2