Add 52 + 14.

52 = 5 tens + 2 ones

14 = 1 ten + 4 ones

First, add the tens and add the ones.

52 + 14 = tens + ones

Now put the tens and ones together to find the sum.

52 + 14 =

Add 21 + 33.

21 = 2 tens + 1 ones

33 = 3 tens + 3 ones

First, add the tens and add the ones.

21 + 33 = tens + ones

Now put the tens and ones together to find the sum.

21 + 33 =

Add 63 + 16.

63 = 6 tens + 3 ones

16 = 1 ten + 6 ones

First, add the tens and add the ones.

63 + 16 = tens + ones

Now put the tens and ones together to find the sum.

63 + 16 =

Add 44 + 22.

44 = 4 tens + 4 ones

22 = 2 tens + 2 ones

First, add the tens and add the ones.

44 + 22 = tens + ones

Now put the tens and ones together to find the sum.

44 + 22 =

Add 23 + 15.

23 = 2 tens + 3 ones

15 = 1 ten + 5 ones

First, add the tens and add the ones.

23 + 15 = tens + ones

Now put the tens and ones together to find the sum.

23 + 15 =

Add 33 + 12.

33 = 3 tens + 3 ones

12 = 1 ten + 2 ones

First, add the tens and add the ones.

33 + 12 = tens + ones

Now put the tens and ones together to find the sum.

33 + 12 =

Add 21 + 17.

21 = 2 tens + 1 one

17 = 1 ten + 7 ones

First, add the tens and add the ones.

21 + 17 = tens + ones

Now put the tens and ones together to find the sum.

21 + 17 =

Add 34 + 24.

34 = 3 tens + 4 ones

24 = 2 tens + 4 ones

First, add the tens and add the ones.

34 + 24 = tens + ones

Now put the tens and ones together to find the sum.

34 + 24 =

Add 14 + 25.

14 = 1 ten + 4 ones

25 = 2 tens + 5 ones

First, add the tens and add the ones.

14 + 25 = tens + ones

Now put the tens and ones together to find the sum.

14 + 25 =

Add 32 + 16.

32 = 3 tens + 2 ones

16 = 1 ten + 6 ones

First, add the tens and add the ones.

32 + 16 = tens + ones

Now put the tens and ones together to find the sum.

32 + 16 =

Add 41 + 22.

41 = 4 tens + 1 one

22 = 2 tens + 2 ones

First, add the tens and add the ones.

41 + 22 = tens + ones

Now put the tens and ones together to find the sum.

41 + 22 =

Add 44 + 13.

44 = 4 tens + 4 ones

13 = 1 ten + 3 ones

First, add the tens and add the ones.

44 + 13 = tens + ones

Now put the tens and ones together to find the sum.

44 + 13 =

Add 21 + 34.

21 = 2 tens + 1 one

34 = 3 tens + 4 ones

First, add the tens and add the ones.

21 + 34 = tens + ones

Now put the tens and ones together to find the sum.

21 + 34 =

Add 51 + 14.

51 = 5 tens + 1 one

14 = 1 ten + 4 ones

First, add the tens and add the ones.

51 + 14 = tens + ones

Now put the tens and ones together to find the sum.

51 + 14 =

Add 51 + 23.

51 = 5 tens + 1 one

23 = 2 tens + 3 ones

First, add the tens and add the ones.

51 + 23 = tens + ones

Now put the tens and ones together to find the sum.

51 + 23 =