Answer:        10  +  10  =  20        

  There were ten flowers. I picked four. 
How many are left? By Kurt

Answer:           10  -  4  =  6                        

  I planted six flowers. Then I planted six more. 
How many flowers are there in all? By Alex

Answer:       6  +  6  =  12                       

Answer:       20  -  5  =  15                    

  Mike has five cups. Each cup has five seeds in them. 
How many seeds are in the cups? By Cindy

Answer:        5  x  5  =  25      

  There were nine bees. The nine bees buzzed nine times. How many buzzes did they buzz in all? By Rachel

Answer:       9  x  9  =  81                      

 If I had 20 toys and my brother gave me two more. 
How many did I have in all? By Chris 

Answer:        20  +  2  =  22                  

I went to the beach and I saw ten dolphins and 
three went away. How many are left? By Kevin

Answer:             10  -  3  =  7                       

  There were 30 branches. 24 fell. 
How many are left? By Liam

Answer:                30  -  24  =  6                

  I have 21 butterflies and 12 flew away. 
How many butterflies are left? By Casey

Answer:            21  -  12  =  9   

 I saw nine flowers and six more popped up. 
How many are there in all? By Cara 

Answer:           9  +  6  =  15

  I saw ten skateboarders. Then three left. 
How many are left? By Javan

Answer:           10  -  3  =  7          

  I have ten bluebirds and 5 more came. 
How many in all? by Oscar

Answer:          10  +  5 = 15    

  I had 10 surfboards. I broke 4. 
How many do I have left? By Austin

Answer:           10 - 4 = 6 

  I saw five flowers and then I saw nine more. 
How many did I see in all? By Lila

Answer:            5 + 9 = 14               

  There were 17 flowers. 6 were pollinated.
How many were not pollinated? By Claire

Answer:           17  -  6  =  11            

  I saw six flowers. I found two more. 
How many are there in all? By Megan 

Answer:           6  -  2  = 4   

  I saw nine cats in a row. Then I saw two more cats. 
How many cats in all? By Austin

Answer:           9  +  2  =  11       

I saw nine bees. Nine got hit by man. 
How many are left? By Beni

Answer:           9  -  9  =  0   

  There were ten watermelons on the picnic table. 
We ate 3. How many are left? By Jack

Answer:          10  -  3  =  7    

I saw 5 butterflies. 5 more came. 
How many are there in all? By Lisa

Answer:           5  +  5  =  10       

  I had 18 seeds. I threw away 16. 
How many were left? By Brandon

Answer:          18  -  16  =  2    

  I had 20 bees. I saw 5 more. 
How many bees all together? By Jahliyah

Answer:           20  -  5  =  25              

There were 20 raindrops. 20 more came.
How many raindrops are there in all? By Nick  

Answer:           20  +  20  =  40          

 I had 20 trees. My mom gave me 20 more trees. 
How many are there in all? By Anita

Answer:               20  +  20  =  40             

Answer:             10  -  2  =  8   

There were four footballs. Three got thrown off the field.
How many are left? By Chris

Answer:           4  -  3  =  1    

There were 12 hornets. Half of them died. 
How many are left? By Marcelo

Answer:              12  -  6  =  6                  

  The team had ten footballs. Three were lost. 
How many were left? By Enrico 

Answer:             10  -  3  =  7