Number Systems and Multi-Step Word Problems Day 5

Classify the number: -23

• natural, whole, integer, rational, real

• integer, rational, real

• integer, irrational, real

• whole, integer, rational, real

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Number systems

-14 could be classified as all of these EXCEPT?

• Integer

• Real

• Rational

• Whole

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Number systems

Natural numbers are:

• 1.5, 2, 2.5, 3, . . .

• 0,1,2,3,4,5...

• 1, 2, 3, 4, . . .

• . . . , -2, -1, 0, 1, 2, . . .

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Number systems

Belinda's mom gave her $58.75 to spend on hamburgers and drinks for a party. Hamburgers are $2.75 each. What is the largest number she can buy and still have at least $10 left over for drinks?

• 15

• 17

• 19

• 21

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Multi-Step Word Problems

A store had 40 oranges in a bin. If they threw away 25 of the old ones and put 21 new ones in the bin how many would be in the bin?

• 65
• 46
• 61
• 36

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Multi-Step Word Problems

Suzy bought an Ipad for $432 and case for $57. If she gives the cashier $550, how much will she get back?

• $493
• $118
• $61
• $489

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Multi-Step Word Problems

Which operation involves splitting a total into equal groups?

• Addition

• Subtraction

• Multiplication

• Division

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Multi-Step Word Problems

Mrs. Nehls made 24 tacos. Her family ate 13 of them. Then Mrs. Nehls made 12 more tacos. Which equation can be used to find t, the number of tacos she had then? 

• 24 + 13 - 12 = t
• 24 + 13 + 12 = t
• 24 - 13 + 12 = t
• 24 - 13 - 12 = t

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Multi-Step Word Problems

Camden has 12 pets. 1/6 of them are dogs. How many of Camden pets are dogs?

• 2 pets

• 6 pets

• 4 pets

• 3 pets

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Multi-Step Word Problems

Mike had 15 video games but 9 of them weren't working. If he wanted to sell the working games for $5 each, how much money could he earn?

• 25
• 45
• 29
• 30

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Multi-Step Word Problems