The model shows the addition expression 18 + 12. A model containing 3 rows of 6 orange squares and 3 rows of 4 blue sq

The model shows the addition expression 18 + 12.

A model containing 3 rows of 6 orange squares and 3 rows of 4 blue squares.

One expression that is equivalent to this sum is
.

2 thoughts on “The model shows the addition expression 18 + 12. A model containing 3 rows of 6 orange squares and 3 rows of 4 blue sq”

  1. Answer:
    It’s simple.
    Step-by-step explanation:
    now since you solved some of it, 18 + 12 = 30 An expression that is equivalent to this sum is 30.

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