"Addition sentences" refers to mathematical equations that involve adding numbers together. It's a way of writing out a problem or statement using the "+" symbol to show the combination or total of two or more numbers.
Sentences with «addition sentences»
Have students look at the compound word addition sentences. (readingresource.net)
This is a set of 3 worksheets that use dominoes as a model for addition sentences. (tes.com)
Emely's strategy, breaking the two - digit numbers apart and adding tens and ones separately, then recombining them in a series of addition sentences, was valid, efficient, and logical. (edutopia.org)