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Marta has 4 red ribbons.she wins some more red ribbons.now she has 7 red ribbons. How many more red ribbons did marta win ? Write an equation to show why your answer is correct
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4 votes
Marta has 4 red ribbons.she wins some more red ribbons.now she has 7 red ribbons. How many more red ribbons did marta win

? Write an equation to show why your answer is correct

User Wehnsdaefflae
by
4.5k points

2 Answers

2 votes
i am assuming the equation needs a variable so ...
4 + r = 7
r = 3
User ElliotD
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4.9k points
5 votes
Marta won 3 more red ribbons because she had 4, then obtained 3, causing her to now have a total of 7 ribbons
User Ylzhang
by
4.4k points
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