Addition/Subtraction Equations
6 + 8 = ?
6 + 8 = 14
How many more is 12 than 8?
12-8= 4 more
Make a fact family for: 5, 3, 8
Scooby has 8 Scooby Snacks. Shaggy gives him 5 more. How many Scooby Snacks does Scooby have now?
8+5=13
Scooby starts with 6 Scooby Snacks. He finds 5 more in the Mystery Machine, then eats 3 of them. How many Scooby Snacks does he have left?
(6 + 5) - 3 =8
15 - 7 = ?
15 - 7 =8
How many fewer is 10 than 15?
15-10=5 fewer
Make a fact family for: 7, 2, 9
Velma found 12 clues at a haunted house. She dropped 4 of them by accident. How many clues does she have now?
12 - 4 =8
Shaggy makes 10 sandwiches for the gang. He eats 4 sandwiches and then makes 3 more. How many sandwiches does he have now?
(10 - 4) + 3 =9
9 + 7 = ?
9 + 7 = 16
How many more is 19 than 14?
19-14=5 more
Make a fact family for: 4, 6, 10
Shaggy ordered a pizza with 9 slices. He and Scooby ate 6 slices together. How many slices are left?
9 - 6 =3
Velma has 8 mystery books. She buys 6 more at a yard sale, then donates 5 of them to a library. How many books does Velma have now?
(8 + 6) - 5 =9
18 - 9 = ?
18 - 9 =9
How many fewer is 9 than 13?
13-9=4 fewer
Make a fact family for: 9, 8, 17
Fred brings 7 flashlights to help the gang search for clues. Daphne brings 6 more. How many flashlights do they have in total?
7 + 6 =13
Fred brings 9 flashlights for the gang. He gives some to Velma, then finds 2 more in the Mystery Machine. Now he has 7 flashlights. How many flashlights did he give to Velma?
9 - ___ + 2 = 7
1) 7−2=5
2) 9−5=4
Fred gave her 4.
19 - 11 = ?
19 - 11 =8
How many more is 20 than 12?
20-12=6 more
Make a fact family for: 11, 5, 16
Daphne has 15 magnifying glasses in her collection. She gives 12 to Velma. How many magnifying glasses does she have left?
15 -12=3
Daphne has 12 magnifying glasses. She loses 5 while investigating, then finds some more in her bag. Now she has 14 magnifying glasses. How many magnifying glasses did Daphne find in her bag?
12 - 5 + ___ = 14
1) 12-5=7
2) 14- 7 = 7
She found 7.