Addition/Subtraction Facts
4+6+2+9= ____
21
Write 2 different addition equations for 12.
____+____=12
7+5=12
6+6=12
0+12=12
Please write an equation to match the problem and solve.
Mrs. Kolasch's drive home takes 32 minutes. If she has to make another stop that takes her 17 minutes, how long does it take for her to get home?
32+17=m
32 +17= 49 minutes
Solve.
Mrs. Kolasch had 34 toys for Reign. She gave 11 away. Then she received 8 more. How many toys does she have for Reign now?
31 toys.
15-7=______
8
Write two different subtraction equations with an answer of 8.
___-____=8
12-4=8
11-3=8
8-0=8
Write and equation to match the problem and solve.
Ms. Hupp had 78 pencils to start the year. If she gave away 23 pencils, how many does she have now?
78-23=p
She has 55 pencils left.
Write the equations then solve.
Felix has 19 pom pom balls to play fetch. He lost 13 of them. Then he found 4. How many pom pom balls does he have?
19-13= 6 pom pom balls
6+4= 10 pom pom balls
14-7 is a Half fact. Write two other Half facts.
Facts will vary.
12-6=6
6-3=3
4-2=2
Fill in the missing number for the following equation:
16 = ____+4
16 = 12 + 4
Write and solve an equation to match this problem:
Ms. Hupp has 19 dodgeballs and 8 basketballs in a gym bag. How many more dodgeballs does she have than basketballs?
19-8=b
She has 11 more dodgeballs.
Solve the story problem.
Ms. Hupp took a walk around her neighborhood. She walked 45 feet down the first street, then 18 feet down the second. She then walked 24 feet down the last street. How far did she walk?
87 feet total.
Mrs. Kolasch says 6+7 is a Doubles Plus One Fact. Do you agree with Mrs. Kolasch? Why or why not?
Yes, it is. Explanations will vary.
6+6=12 (doubles)
7 is one more than 6.
Fill in the missing number in the equation.
8+6= 9+_____
8+6= 9+5
Please write an equation to match the problem and solve:
Mrs. Gordon has 157 toys for her cats at home. Of the toys, 89 are for her cat Ghost. How many are Felix's?
157-89=t
68 toys are Felix's.
Ghost played for 117 minutes last week and 104 this week. Felix played for 87 minutes last week and 129 minutes this week. Who played more between the two weeks? How much more time did they play?
Ghost played for 221 minutes; Felix played for 216 minutes.
Ghost played 5 more minutes than Felix.
Grumpy Cat's bookmark is 16 centimeters long. The bookmark is 7 centimeters longer than Grumpy Cat's eraser. How long is her eraser? Which of the following represents this situation?
16+7=e
e+16=7
7-e=16
e+7=16
4th choice. The eraser is 9 centimeters long.
Explain how you can use a Make Ten fact to solve 7+9. Include the answer in your explanation.
Explanations will vary.
You can take 1 away from the 7 and add it to the 9 to make 6+10. 6+10=16
Please write and equation to match the problem and solve:
Mrs. Gordon drew a line in the sand that was 56 cm long. She then decided she wanted a longer line, so she added some more to it. When she was done, the line was 89 cm long. How many centimeters did she add to the line?
89-56 =l
33 cm was added to the line.
Write 3 equations to help solve the problem and then solve.
Ms. Hupp and Mrs. Kolasch were collecting Bucky Badger items for Mrs. McKinley for her birthday. Ms. Hupp found 15 items and Mrs. Kolasch found 11. Ms. Hupp decided to keep 4 of her items and Mrs. Kolasch kept 3. They gave the rest to Mrs. McKinley. How many items did Mrs. McKinley get?
Ms. Hupp: 15-4=b
Mrs. Kolasch: 11-3=b
11+ 8 =19 items to Mrs. Mckinley