Math
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100

Write the number 205,478 in base-ten numerals.

What is 205,478?

100

Which is greater: 45,209 or 45,920?

What is 45,920?

100

What is 56,234 + 12,045?

What is 68,279?

100

What are the multiples of 4 up to 20?

What is 4, 8, 12, 16?

4 x 1 = 4

4 x 2 = 8

4 x 3 = 12

4 x 4 = 16

100

What is the next number in this pattern: 5, 10, 15, ___?

What is 20?

200

In 52,618, what is the value of the 2?

What is 2,000?

200

Round 67,841 to the nearest thousand.

What is 68,000?

200

What is 28,000 – 13,500?

What is 14,500?

200

Find all factor pairs of 24.

What is 1, 2, 3, 4, 6, 8, 12, 24?

200

Rule: multiply by 5

Complete the table:

Input:           Output: 

2                   ___

4                   ___

6                   ___

What is 10, 20, 30?

300

Write 153,904 in expanded form.

What is 100,000 + 50,000 + 3,000 + 900 + 4? 

300

Order these numbers from least to greatest: 23,654; 23,456; 24,356.

What is 23,456, 23,654, 24,356?

300

Subtract 47,320 from 100,000.

What is 52,680?

300

Is 17 a prime or composite number?

What is a prime number?

300

What is the 12th term in this pattern?

👁️💙✖️📚👁️💙...

What is 📚?

400

How is the value of the digit 4 in 46,312 different from the value of 4 in 64,312?

What is the 4 in 46,312 has a value of 40,000 while the 4 in 64,312 has a value of 4,000? The 40,000 is 10 times greater than 4,000.

400

Which is closer to 88,120: 88,000 or 89,000?

What is 88,000?

400

Add 15,320 and 47,689, then subtract 20,000 from the result.

What is 43,009?

400

List all the factors of 18.

What is 1, 2, 3, 6, 9, 18?

400

Explain how someone can predict the 10th shape in a pattern.

What is look for the rule in the pattern and keep going until you get to the 10th shape?

500

If you move the digit 7 in 78,321 from the ten thousands to the thousands place, how does its value change? Explain.

What is the value changes from 70,000 to 7,000, so it becomes ten times smaller or less?

500

Explain how rounding can help estimate the sum of 48,567 and 52,432.

What is rounding both numbers to the nearest ten thousand to make them easier to add, so 48,567 rounds to 50,000 and 52,432 rounds to 50,000, and the estimate is about 100,000?

500

You buy a bike for $125 and a helmet for $37. If you pay with $200, how much do you get back? Explain your reasoning.

What is $38? Adding $125 and $37 equals $162. Then, solve $200 - $162 which equals $38.

500

Explain how knowing factor pairs helps you identify composite numbers.

What is factor pairs show if a number has more than one pair besides 1 and itself, so that means it is composite?

500

Explain how you know if a number is a multiple of 7.

What is if the number is in the list when I skip count by 7s, then it is a multiple of 7?

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