abstract
activity
algebra
arithmetic
arrow
axis
background
black
business
chart
decimal
design
diagram
distance
education
educational
element
figure
graph
graphic
grey
icon
illustration
isolated
kindergarten
learn
line
linear
math
mathematics
maths
negative
number
number line
paper
part
positive
poster
primary
printable
representation
scale
school
subtraction
symbol
system
teacher
vintage
zero
定額
Positive And negative Number line. Integers on number line. Whole negative and positive numbers, zero. Math chart for addition and subtraction operations in school isolated on white background. Vectorの素材 [FY310208742183]
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