Ooops! My mistake
Math Models
Fill in the blank
Identify and Compare Fractions
Word problems
100
Explain the mistake. Then solve.
Carry the 1, not the 8. Answer: 1,485
100
Draw a math model to represent 25 divided by 5. Then solve.
5 groups. Models may vary. Ex:
100
3
100
What is the fraction represented by B? 
2/5.
100
Craig has a $20 bill. He buys 6 squirt guns for $2 each. How much money does Craig have left?
$8.00 left.
200
Explain the mistake. Then solve.
Forgot to add the carried 1. Answer: 1,051
200
What division fact could this model represent?
9 groups of 5, 45 total, so 45 divided by 9 = 5.
200
8
200
What is the fraction represented by E? 
4/9
200
Maria invited 4 of her friends over for a water balloon fight in her backyard. At the start of the game, Maria gave each of her friends 2 water balloons. She had 1 water balloon for herself. How many water balloons did they have altogether?
9 balloons.
300
Find the mistake. Then solve.
Forgot to carry the 1. Answer: 93
300
Which multiplication fact does this represent?
4 groups of 8 or 4 x 8 = 32
300
4
300
What is the fraction represented by I?
7/12
300
Matthew and his brother Shawn played swimming pool basketball. Each basket was worth 3 points. Matthew scored 9 points. Shawn scored 6 points. What is the total number of baskets scored during the game?
5 baskets.
400
Find the mistake. Then solve.
2 - 2 is 0. Answer: 51
400
Name the fact family numbers represented in this model.
7, 9, 63.
400
7
400
Compare the fractions using <,>, =.
=
400
Lauren and Gina's mother told her daughters they can swim in the pool for 20 minutes. First, they swam laps in the pool for 7 minutes. Then, they swam underwater for 1 minute. Then they played water polo for 8 minutes. How much longer can they stay in the pool?
4 minutes.
500
Find the mistake. Then solve.
Did not need to borrow. Answer: 150
500
Name the fact family numbers represented in this model.
6, 7, 42
500
8
500
Compare the fractions using <, >, or =.
<
500
Brayden and Gaven were playing touch football against Cole and Freddy. Touchdowns were worth 7 points. Brayden and Gaven scored 7 touchdowns. Cole and Freddy's team scored 9 touchdowns. How many more points did Cole and Freddy have than Brayden and Gaven?
14 points.