Round 24 to the nearest tenth.
20
Round 225 to the nearest hundredth.
200
A number close to an exact number.
estimate
7+0= ?
7
4,8,12, __, 20
What is the missing number? What is the rule that you used to find the missing number?
16, Add 4
Round 15 to the nearest tenth.
Round 395 to the nearest hundredth.
400
When you find a number that tells you about how much or about how many.
rounding
1,894 + ? = 1,894
0
50, 55, 60, 65, __, 75
What is the missing number? What is the rule that you used to find the missing number?
70, Add 5
Round 65 to the nearest tenth.
70
Round 431 to the nearest hundredth.
400
An ordered set of numbers or objects.
pattern
Is the sum even or odd?
8+2 = ?
10, even
13, 20, 27, 34, ___, ___.
What is the missing number? What is the rule that you used to find the missing number?
41, 48; Add 7.
Round 225 to the nearest tenth.
230
Round 692 to the nearest hundredth.
700
A property that states that the sum of any number and zero is that number.
Identity Property of Addition
Is the sum even or odd?
12 + 15 = ?
27, odd
700, 400
Rule: Subtract 100
Round 487 to the nearest tenth.
490
Round 470 to the nearest hundredth.
500
A property that states that you can add two or more numbers in any order and get the same sum
Commutative Property of Addition
440
82, 77, 72, 67, ___.
62
Rule: Subtract 5