Addition
What is 5+5
10
What is 10 + 10
20
59
10-1
9
Jan has 14 pens. Bob gives her 10 more. How many pens does she have now?
24
What is 7 + 9
16
What is 14+7
21
68
68
18-9
Tim has 15 books. His Mom gets some more. Now he has 20 books. How many did his Mom get him?
5
What is 12+13
25
What is 30+5
35
99
99
40-10
30
Lee collects 36 rocks. Joe collects 25 rocks. How many rocks do they have altogether?
61
What is 20+30
50
What is 18+32
50
101
101
30-10
20
Alex has 18 more Legos than Smith. Smith has 24 Legos. How many Legos does Alex have?
42
What is 40+25
65
What is 70+23
93
250
250
100-10
90
Ken has 15 crayons. Andy has 6 fewer crayons than Ken. How many crayons do they have altogether?
24