Lesson 1-1 and 1-2 Quiz

Hayley has 7,000 jelly beans that she wants to share with her 7 friends. How many jelly beans can she give each person? Type your response below.

Answer explanation

1,000 jelly beans, because you divide 7,000 by 7.

Type the following number using number names.

34,543

Answer explanation

34,543

Thirty-four thousand, five hundred forty-three.

Type the following number using number names.

123,876

Answer explanation

123,876

One hundred twenty-three thousand, eight hundred seventy-six.

In 1987, the worlds longest caterpillar was 78,560 inches long.

Write the number that is 100 more using number names.

Answer explanation

78,660

Seventy-eight thousand, six hundred sixty.

Kathy wants to buy a new phone case that costs $45 on castify. She saves $3 a week for 8 weeks and she also saves $5 a week for 2 weeks. Does Kathy save enough money to buy the new phone case? Explain your response below.

Answer explanation

You should first multiply 3x8, which equals 24. Then, you should multiply 5x2, which equals 10. Add those two answers together, and you get 34. Kathy would not have enough to buy the case that costs $45.

A donation of 100 brickie shirts were given to Veterans Elementary School.The school had 10 times as many brickie hats donated. How many hats were donated?

Answer explanation

You would need to multiply 100x10, which equals 1,000 brickie hats.

What can you say about the 7s in 72,689 and 27,980? Explain below.

Answer explanation

The sevens are 10 times apart. The 7 in 72,689 is worth 70,000 and the 7 in 27,980 is worth 7,000. If you multiply 7,000 by 10, you would get 70,000.

Write the following number in expanded form.

105,807

Answer explanation

105,807

100,000+5,000+800+7

Write the following number in expanded form.

20,456

Answer explanation

20,456

20,000+400+50+6

Longfield Elementary is raising money to build a new playground. They raise$80 a week. How long will it take them to raise $800?

Answer explanation

You have to divide 800 by 80 and you would get 10 weeks.