Parents, Get Started for Free
Curriculum
Curriculum
Kindergarten Math
Grade 1 Math
Grade 2 Math
Grade 3 Math
Grade 4 Math
Grade 5 Math
Math Facts
Over 20 Million kids use Splash Math!
Features & Plans
Home Edition
Classroom Edition
Case Studies
Sign In
Parents, Get Started for Free
Teachers, Get Started for Free
Sign In
Parents, Get Started for Free
Teachers, Get Started for Free
Kindergarten
45 Skills
Grade 1
70 Skills
Grade 2
71 Skills
Grade 3
88 Skills
Grade 4
81 Skills
Grade 5
41 Skills
Common Core Math Vocabulary
Topics
Addition
Algebra
Counting and Comparison
Decimals
Division
Fractions
Geometry
Measurements
Money
Multiplication
Number Sense
Place Value
Subtraction
Time
Kindergarten
Grade 1
Grade 2
Grade 3
Grade 4
Grade 5
All
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
others
Home
›
Math Vocabulary
›
Letter R
Math Terms from Letter R
Ray
Reasonableness
Rectangle
Rectangular prism
Rectilinear figure
Regroup
Regular polygon
Related facts
Remainder
Repeated addition
Repeated subtraction
Rhombus
Right angle
Right rectangular prism
Right triangle
Roll
Round a whole number
Rounding
Row
Ruler
More than 20 Million kids love Splash Math
Get Started for FREE