Rounding
Round the number 86 by tens.
90
Isabella has 14 books. Erin has 24 books. How many more books does Erin have THAN Isabella?
10 books
What is the missing number?
2, 4, , 8, 10
6
69 - 24 =
25
10 times 10
100
What is 85 more than a 54?
139
243 Rounded to the nearest hundred
200
The second grade has 39 students. Third grade has 50 students. How many students do they have in all?
89 students
There are 2 weeks until our next vacation. How many days is that?
14
432 - 122
313
312+185
497
What is 10 less than 163?
153
Round the number 927 to the nearest 100
900
There are 11 more adults THAN children at a craft fair. There are 54 adults at the craft fair. How many children are at the craft fair?
43 Children
How many days are in a week?
7
What is 567 - 234?
333
What is the value of the 7 in 1,271
70
What is 85 and 54 altogether?
242
699 to the nearest 100
700
Caleb is 17 years old. His sister is 12 years younger. How old is Caleb's sister?
5 years old
0, 4, 8, 12, 16, 20, ?,
What is the missing number?
Elenore bought 6 books. Each book costs $3.00. How much did she spend altogether?
$18.00
Write this number in expanded form:
421
400 + 20 + 1
What is 100 less than 987?
887
4,109 to the nearest thousand
4,000
Dylan and his friends had some blueberries. They ate 39 blueberries. They have 21 blueberries left. How many blueberries did Dylan and his friends have at first?
60 blueberries
25, 30, 35, ____, 45, 50
40
I want to by 5 games for my computer. Each game is $6 dollars. How much will it cost me?
$30
What is the value a dime, nickel, quarter, and penny?
Dime - 10 cents
Nickel - 5 cents
Quarter - 25 cents
Penny - 1 cent
Which equation shows the commutative property of addition?
A. 19-8-= 1
B. 14 + 6 =20
C. 9 + 3= 3+ 9