Single Digit Addition
11
What is the sum of 27 and 35?
62
True or False: 42 + 37 = 32 + 47
True
Which expression shows one way to decompose 32 + 48?
30+40+2+8
32+4+8
30+40+2+8
Write 706 in word form
seven hundred six
What is 9 + 7?
16
Solve: 32 + 48
80
Why is 42 + 37 = 32 + 47 true?
42 is 10 more than 32 and 37 is 10 less than 47.
Break 27 + 35 into tens and ones.
20 and 30 + 7 and 5
Write 706 in expanded form.
700 + 6
What equation has two equal addends?
5 + 5= 10
8 + 2= 10
6 + 3 = 9
5 + 5 = 10
What base-10 model represents 27 + 35?
2 tens and 7 ones + 3 tens and 5 ones
Why is 48 + 34 = 50 + 32 true?
50 is 2 more than 48 and 32 is 2 less than 34.
Decompose 58 + 24 using tens and ones.
50 and 20 + 8 and 4
Write 567 in standard place value form using hundreds, tens, and ones.
5 hundreds + 6 tens + 7 ones
What is the sum of 13 and 6
19
What is 48 + 34?
82
Find the unknown number: 47 + 38 = ? + 35
50
Make a ten to add 47 + 38 by taking 3 from 38 and giving it to 47. What is the new expression?
50 + 35
How can you regroup 567 into hundreds, tens, and ones using 4 hundreds?
4 hundreds + 16 tens + 7 ones
Solve: 18 + 7
25
What is 58 + 24?
82
Find the unknown number: 58 + 24 = 46 + ______
36
Make a ten to add 48 + 34 by moving 2 from 34 to 48. What is the new expression?
50 + 32
How many tens are in 700?
70 tens