addition sign

[ə′di·shən ‚sīn]

(mathematics)

The symbol +, used to indicate addition. Also known as plus sign.

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plus sign

References in periodicals archive ?

The symbol for iffinity is a capital O with an addition sign in it: [symmetry].

One of the children said, "You could have said it was two-fourths." The teacher summed up this discussion by saying, "Any of these are correct because the bean does measure one-half worm, the bean does measure one-fourth plus one-fourth, and we know that one-fourth and one-fourth is two-fourths so it measures two-fourths also." The teacher finished the lesson on the first day by recording examples of the children's measurements and showing them how they could put an addition sign between the fractional amounts to show that the two numbers were combined.

Inchworm and a Half: developing fraction and measurement concepts using mathematical representations

The president in addition signed a renegotiated trade deal with Canada and Mexico this week.

Trump: China Agrees to Reduce Tariffs on US Autos

Then I asked, "How can we write this as a mathematics problem?" Robin said, "I know!" and added addition signs to the list on the board.

The Thirteen Days of Halloween: using children's literature to differentiate instruction in the mathematics classroom

He added: "The proposed scheme consists of red surfacing and carriageway markings, in addition signs are to be installed to highlight the entrance to the housing development."

Families plea for a safer street

"There are in addition signs in red put up during the rutting season explaining it is dangerous and warning people not to approach the deer."

Royal park stag must die, says gored woman deer

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