part-part-whole
Mandy makes 10 granola bars. Abby makes 12 granola bars. How many granola bars do they make in all?
What is 10+12=22
There are 16 boys and 10 girls in a class.
Later, 6 children leave the class. How many children are in the class at first? How many children are in the class now?
What is 16+10=26 are in the class at first. and 26-6=20 are in the class now.
Marcus scores 2 fewer goals than Trinity. Trinity scores 5 goals. how amny goals does Marcus score?
What is 5-2= ? = 3 goals?
Jeremy has 8 marbles. Her friend gives him 7 more marbles. How many marbles does Jeremy have now? Use a bar model to solve.
What is 8+7=15
Helen puts 14 bread sticks in a basket. Her friend puts 12 bread sticks in a basket. How many bread sticks are in the basket?
What is 14+12=26
Mr. Castro drives 30 miles. Mrs. Furniss drives 25 miles more than Mr. Castro. How far does Mrs. Furniss drive? How far do Mr. Castro and Mrs. Furniss drive altogether?
What is 30+25=55 miles. and 30+55=85 miles altogether.
Sage has 40 cards in her shop. She sells 20 cards. How many trading cards does she have left? Draw a bar model to solve.
What is 40-20=20 cards
Carlos has 9 stickers. His cousin gives him 3 stickers. His sister buys him another 5 stickers. How many stickers does Carlos have in all? Draw a bar model to solve.
What is 9+3+5=17
Jerry and David bought 28 erasers in all. Jerry bought 12 erasers. How many erasers did David buy?
What is 28-12=16
Dayton has 12 marbles. David gave Dayton 2 marbles. Dayton then gave away some of his marbles, leaving his with only 8 marbles. How many marbles did Dayton give away? Draw a bar model.
What is 12+2=14 14-?=8 marbles were given away. ?= 6
A fruit store owner has 14 apples to sell. She sells 10 apples. How many apples does she have left to sell? Draw out a bar model to represent the problem.
What is 14-10=4
The art teacher has 100 markers in a box. She adds 55 markers to the box. How many markers does she have in all? Use a bar model to solve.
What is 100+55=155
Gavin buys 24 eggs. He breaks 10 eggs. How many eggs do not break?
What is 24-10=14
There are 10 boys and 8 girls in Miss Neal's class. There are 5 more children in Miss. B's class than in Miss Neal's class. How many students are in Miss Neal's class? How many students are in Miss B's class? Write equations.
What is 10+8=18 students are in Miss Neal's class. 18+5=23 students are in Mrs. B's class
Hannah makes 5 fewer cards than Gabriel. Gabriel makes 15 cards. how amny cards does Hannah make?
What is 15-5=10 cards
There are 8 people in a movie theater. 12 more people come into the theater. How many people are in the theater now? Use a bar model to solve.
What is 8+12=20
There are 21 fish in the 2nd grade aquarium. 10 fish were given by families. The rest were bought by the school. How many fish did the school buy?
What is 21-10=11
Barry has 32 marbles. He gives Andy 12 marbles. Now, Barry has 8 blue marbles and some red marbles. How many red marbles does Barry have now? Write your equations.
What is 32-12=20 is the number of marbles that Barry has left. 20-8=12 is the number of red marbles that Barry has now.
The library has 500 books. 200 books are checked out. How many books does the library have now? Draw a bar model to solve.
What is 500-200=300 books
Tom has 5 dogs. Then his sister gives him 3 cats. His grandpa gives him 4 birds. How many pets does Tom have in all? Draw a bar model to represent the problem.
What is 5+3+4=12 pets