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In this lesson, we will learn how to identify properties of addition to solve problems and represent them using number lines and figures in a real-world context with numbers up to 20.
Check if the equal sign has been used correctly in
. Are the two sums equal?
Mariam has 1 dog, 7 fish, and 2 rabbits. She has
pets in total.
How many pets does she have?
Bassem is adding 8 and 6 by first making 10.
Write the number of rabbits, dogs, and ducks, and then find the sum of all animals.