topic 5

Break-Apart Method

1

73 - 36 = ?

37

1

61 - 45 = ?

16

2

83 - 43 = ? 

40

2

68 - 32 = ?

36 

2

75 - 39 = ?

36

Open Number Line

1

62 - 20 = ?

42

1

95 - 30 = ?

65

2

63 - 38 = ?

25

2

93 - 36 = ?

57 

2

75 - 47 = ? 

28 

Word Problems

1

Brago sees 6 kids on her bus. Then, some more kids get on at the bus stop. Now, Brago sees 27 kids on her bus. How many got on the bus at the bus stop?

21 Kids 

1

Caleb puts 12 marbles in the bag. Michael puts some marbles into the bag. Now, there are 33 marbles in the bag. How many marbles did Audrey put in the bag?

21 marbles 

2

Deicer has 8 erasers. He gives 6 erasers to Alaia. Then, Deicer gets 10 more erasers. How many erasers does Deicer have now? 

12 Erasers 

2

Aileen took out 9 books from the library on Monday. She took out 14 books on Tuesday. Then, she returned 7 books on Wednesday. How many books does Aileen have on Thursday?

16 Books

2

Milan has 21 crayons. Isabella has 5 more crayons than Milan. How many crayons do Milan and Isabella have in all?

47 Crayons 

More Word Problems

1

Nnedi has 21 carrots on her plate. She eats some carrots. Now, Nnedi has 8 carrots on her plate. How many carrots did Nnedi eat?  

13 Carrots 

1

Sharon has 17 chicken nuggets. She eats 5 chicken nuggets, and throws away the rest. How many chicken nuggets did Sharon eat? 

12 chicken nuggets 

2

Michael buys 17 oranges on Monday. He eats 3 oranges on Tuesday. Then, Michael buys 12 more oranges on Wednesday. How many oranges does Michael have on Thursday? 

26 oranges 

2

Joaniel has 24 muffins. He gives 8 muffins to Ivy. Then, Joaniel buys 7 more muffins. How many muffins does Stephen have now?

23 muffins

2

Nova has 18 Pokemon cards. Emmanuel has 14 more Pokemon cards than Christian. How many Pokemon cards do they have in all? 

50 Pokemon Cards