Groups of 10
Solve: 3 tens + 2 tens =
5 tens
Solve: 35 + 4
39
There are 50 boys and 20 girls at basketball camp. How many children are at basketball camp in all?
70 children
Solve: 16 + 8
24
By [blank] two numbers together, you can find the sum.
adding
Solve: 40 + 20=
60
Solve: 52 + 7
59
32 children are at the library. 4 more children come to the library. How many children are at the library in all?
36 children
Solve: 14 + 8
22
The answer to an addition problem is called the [blank]
sum
Solve: 6 tens + 3 tens =
9 tens
Solve: 84 + 5
89
Ms. Nicole's class went to the zoo. 16 students saw the lions. 8 other students saw the monkeys. How many students went to the zoo in all?
24 students
Solve: 18 + 9
27
The second digit in a number on the left is called the [blank]
ex. 48
tens place
Solve: 50 + 20 =
70
Solve: 33 + 6
39
Sean has 14 video games. He is given 9 more video games. How many video games does Sean have in all?
23 video games
Solve: 17 + 5
22
Regrouping means to make make a new group of ten
True
Solve: 80 + 20 =
100
Solve: 52 + 5
57
Dalton swam 25 laps in the swimming pool. Madison swam 9 laps. How many laps did they swim?
34 laps
Solve: 25 + 6
31
Groups of tens are called
tens