Fast Facts
30+30
60
Mental Math
20-10
10
37 + 68 = ?
105
Use repeated addition to solve the problem.
2 x 12
12+12=24
2+2+2+2+2+2+2+2+2+2+2+2=24
6/2
3
What is the place value of the 8 in the following number:
8,123
Thousands
You have 15 apples and give away 10, how many do you have left?
5
7 x 2 = ?
14
Mr. Presno wants to buy a phone charger worth $42, but he only has a $50 bill How much change will he receive?
$8
134 + 134 = ?
268
Use mental math to solve the problem.
50 x 2 =
100
There were 42 pencils in the teacher's bag. She divided them between 5 groups of students. How many pencils were remaining?
2 pencils
What is the 3 called in this number?
103
exponent
Verquay has 77 pieces of gum. His brother gives him 24 candy bars, and his neighbor gives him 19 lollipops. How many pieces of candy/gum does Verquay have?
120
60 divided by 3=
20
Mental Math
60 - 30 =
30
98 + 499 = ?
597
Skip count by 6 to solve the problem. Show your work.
6 x 5 = ?
6.12.18.24.30
30
MENTAL MATH
35 divided into 5 groups
quotient
If Salma is having her family over for dinner and she has 3 tables set up and fifteen chairs; how many chairs will she place at each table?
5 chairs per table
48 divided by 3=
16
64-39
25
30 + x =185
x = 155
Use the area model method to multiply
43 x 15 =
645
MENTAL MATH
45 divided into 9 groups
5
The result of subtracting one number from another number.
Difference
Part 1:How many more team members are on the Dallas Cowboys than the Baltimore Ravens?
Cowboys= 78
Ravens= 46
Part 2: Oh no, 3 players get hurt on the Cowboys. How many more do they now have?
32 more members/29 team members
Solve for n:
72 divided by 8= n
n = 9
562-191
371
MENTAL MATH
150 + 250 = ?
400
Use the area model method to multiply
55 x 26 =
1,430
There were 29 fourth graders who took a field trip to the carnival. All of the 4th graders wanted to ride the ferris wheel. Each ferris wheel cart held 3 students. How many carts did they need so EVERYONE could ride?
10 carts- you have 2 students left over that need a cart too!
Type of number with a numerator and denominator
Fraction
Mrs. Sullivan was paid $12/hour to tutor after school for 4 hours. Ms. Schnupp was paid $14/hour to tutor after school for 3 hours. Mr. Presno was paid $20/hour to tutor for 2 hours. Which teacher made the most money for tutoring?
Mrs. Sullivan= $48