23 - 24 Topic 3 Test Review

Frank has 7 paper airplanes.

He makes 9 more.

How many paper airplanes does Frank make in all?

• 18

• 17

• 16

• 15

Mark has 7 red marbles.

He has 8 blue marbles.

Which equation can we use to find how many marbles Mark has in all?

• 7 + 8 = 14

• 8 - 7 = 1

• 7 - 8 = 0

• 7 + 8 = 15

Draw on the number line to add 7 + 9 = ?

Remember, on an open number line, you have to write the numbers on the number line first.

Which of the following are doubles facts?

• 4 + 5 = 9

  10 + 5 = 15

• 7 + 7 = 14

  10 + 10 = 20

• 3 + 7 = 10

  6 + 4 = 10

Gloria has 7 yellow pencils. She has 9 red pencils. How many pencils does Gloria have in all?

• 15 pencils; Doubling 7 gives 14, and 1 more is 15.

• 19 pencils; Doubling 9 gives 18, and 1 more is 19.

• 16 pencils; 7 + 3 = 10, plus 6 more is 16.

• 17 pencils; 7 +2 = 10, and 7 more is 17.

Nina bakes 8 cupcakes on Tuesday.

She bakes 8 cupcakes on Wednesday.

How many cupcakes does Nina bake in all?

Choose the number line that solves the problem correctly.

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Sandy makes 9 bracelets.

Then she makes 5 more bracelets.

How many bracelets does Sandy have now?

Find 8 + 5 = ?

Make a 10 to add.

Maria has 8 more scarves than Lucy.

Lucy has 8 scarves.

How many scarves does Maria have?

Write an equation to solve.

• 8 - 8 = 0

• 6 + 8 = 14

• 8 + 8 = 16