E – SE – RT10

Geri and Linda each created an equation with an unknown number (represented by the letter ‘p’). When talking about their equations, both shared that the letter ‘p’ represented the number 12 and that they both had the multiplication symbol on...

E – SE – RT11

The principal purchased 4 bags of cereal for the breakfast program. Each bag contained the same number of cereral boxes in it. The principal wanted to have enough cereal boxes for around 30 students. Write an equation for this scenario using the letter ‘n’...

E – SE – ID1

Ill-Defined Problems are not optimal for this particular key concept.

E – SE – WP4

The school library had five boxes of books. The librarian found some more boxes in the storage room. There are now nine boxes of books. How many boxes did the librarian find in the storage room? Write an equation that represents this context and...

E – SE – OE6

Create an equation in which the unknown number is large.

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