Vocabulary
Rounding
Estimating
Adding/Subtracting
Properties
100
The answer to a subtraction problem.
What is the difference?
100
Round .781 to the nearest hundredths place.
What is .78?
100
The place of the 9 in 538.39.
What is the hundredths place?
100
6.07 + 1.34=
What is 7.41?
100
37 + 48 mentally.
What is (30 + 7)+ (40+8)= (30 +40) +(7+8)= 70+15 =85
200
When you round numbers you find its.
What is estimate?
200
Round 17.93 to the nearest ones place.
What is 18?
200
The place of the 3 in 2,546, 369.
What is the hundreds place?
200
17.16-9.01=
What is 8.15?
200
$1.10+$.50+ $7.90+$5.50=
What is $1.10 +$7.90 +$.50 + $5.50 ($1.10+$7.90)+ ($.50 +$5.50) $9.00 +$6.00 $15.00
300
The sum of any number and 0 equals the number.
What is the Identity Property?
300
Round 1.29 to the tenths place.
What is 1.3?
300
The value of the 6 in .236.
What is the thousandths place?
300
4.15 + 20.68=
What is 24.83?
300
69 +22=
What is (60+9)+ (20+2) 60+20+9+2 (60+20)+ (9+2) 80+11 =91
400
The way in which numbers are grouped does not change the sum.
What is Associative Property?
400
Round 20.6875 to the thousandths place.
What is 20.688?
400
The place of the 5 in 34.5978.
What is the tenths place?
400
62.84 + 74.2=
What is 137.04?
400
9 +27+1
What is =27+9+1 27 +(9+1) 27+ 10 = 37
500
The property that states that you can add numbers in any order and it won't change the sum.
What is Commutative Property?
500
Round 74.2 to the tens place.
What is 74?
500
The place of the 2 in 345.89652.
What is the hundred thousandths place?
500
8.3-4.7=
What is 3.6?
500
1.8 +2.6 +0
What is (1 +0.8) + (2 + 0.6) + 0 1+2+0.8+0.6+0 (1+2)+(0.8+0.6) 3+ 1.4 =4.4
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