answer
arithmetic
blackboard
calculate
calculation
child
childhood
childish
class
composition
concept
correct
early
elementary
empty
exam
formula
handwriting
information
kid
learn
learning
lecture
lesson
math
multiply
number
one
preschool
problem
pulp
school
science
smart
solution
struggle
student
study
teacher
thinking
two
university
vessel
vintage
white
wipe
write
written
wrong
定額
Simple mathematical calculations, addition, subtraction, multiplication and division. Arithmetic calculations with colorful painted objects. Problems to solve.の素材 [FY310166809238]
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