Break-Apart Method
74 - 28 = ?
62 - 20 = ?
42
Cybil sees 6 kids on her bus. Then, some more kids get on at the bus stop. Now, Cybil sees 27 kids on her bus. How many got on the bus at the bus stop?
21 Kids
Nyima has 21 carrots on her plate. She eats some carrots. Now, Nyima has 8 carrots on her plate. How many carrots did Nyima eat?
13 Carrots
61 - 45 = ?
16
85 - 30 = ?
55
Pedro puts 12 marbles in the bag. Audrey 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
Brianna has 17 chicken nuggets. She eats 5 chicken nuggets, and throws away the rest. How many chicken nuggets did Brianna eat?
12 chicken nuggets
83 - 26 = ?
57
63 - 38 = ?
25
Aaleyna has 8 erasers. She gives 6 erasers to Nathan. Then, Aaleyna gets 10 more erasers. How many erasers does Aaleyna have now?
12 Erasers
Ariana buys 17 oranges on Monday. She eats 3 oranges on Tuesday. Then, Ariana buys 12 more oranges on Wednesday. How many oranges does Ariana have on Thursday?
26 oranges
58 - 32 = ?
26
93 - 36 = ?
57
Anaila 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 Anaila have on Thursday?
16 Books
Stephen has 24 muffins. He gives 8 muffins to Miguel. Then, Stephen buys 7 more muffins. How many muffins does Stephen have now?
23 muffins
75 - 39 = ?
36
75 - 47 = ?
28
Shevaun has 21 crayons. Liyanah has 5 more crayons than Shevaun. How many crayons do Shevaun and Liyanah have in all?
47 Crayons
Christian has 18 Pokemon cards. Eliah has 12 more Pokemon cards than Christian. How many Pokemon cards do they have in all?
48 Pokemon Cards