# Units 3 & 5: Addition, Subtraction, and the Number System (Parts 2 – 3)

Independent

Online Games (Websites & Apps):

Apps:

• Math BINGO for kids
• Math Duel – Challenge a family member or friend! Change the settings to be problems up to 20.
• Hungry Fish

Videos:

Games & Activities:

Use dice or cards to make Fact Families: pull two cards or roll two dice, add them together to write two addition equations, then use the three numbers to write two subtraction equations

• Practice skip counting by 10s, 5s and 2s (Play count and catch! Throw or roll a ball back and forth as you count.)
• Practice your doubles to 20

Projects:

Make a story problem book where a character goes on different adventures! Make your own math story problems. Then solve the problem using a strategy (# line, picture, equation, # bond)

Worksheets:

Common Core Sheets

Family

Games & Activities:

• Teach a family member how to play Double Compare with a deck of cards. (Each partner flips two cards and adds them together. Then, partners compare who got the larger sum.)
• Teach a family member how to play How Many Am I Hiding? (Take 5-10 objects – counters, cubes, pennies. Show how many objects you are starting with and then secretly take away some of them and hide them. Ask, “How many am I hiding?”
• Teach a family member how to play Roll and Record Addition or Subtraction. (Roll 2 dice or flip 2 cards. Add the two numbers together and record the equations that made each sum).

Projects:

• Write a set of story problems about a topic (e.g., grocery shopping, toys in my room, clothes in the closet)
• At the grocery store, practice adding 2 whole numbers together by adding the price of 2 items. Or, practice subtraction by subtracting coupons from the total price.

Extension

• Teach a family member how to play Triple Compare with a deck of cards. (Each partner flips three cards and adds them together. Then, partners compare who got the larger sum.)
• Teach a family member how to play How Many Am I Hiding? (Take 10-20 objects or more – counters, cubes, pennies. Show how many objects you are starting with and then secretly take away some of them and hide them. Ask, “How many am I hiding?”