Counting and Place Value

Easy⏱ 16 min

$Base-ten place value blocks showing hundreds, tens and units$

Every is from : 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9. The of each you how much it is . This is called .

In the 53, the 5 is in the , so it 5 (50). The 3 is in the , so it 3 . 50 + 3 = 53.

The go: (), , , . So in 247, the 2 200, the 4 40, and the 7 7. : 200 + 40 + 7 = 247.

Number	Hundreds	Tens	Units
247	2	4	7
462	4	6	2
304	3	0	4
90	0	9	0

The same digit is worth a different amount depending on its column. (Notice the 0 in 304 holding the tens column empty.)

A way to : all but one with your . What is the in?

🔗 Match each number to what its tens digit is worth.

You can () any into its . For , 365 = 300 + 60 + 5. This makes and much because you can with one at a .

✍️ Partition these numbers into their place-value parts.

The 462 is made of , , and .

is a ! In 304, the the so we know 3 is in the — it, 304 would like 34.

you . To see which is , them up and at the . 372 is than 318 because, the are (both 3), the 7 is than 1.

🧩 Order these numbers from smallest to largest.

When you by 10, every one to the and a the . 36 × 10 = 360. The 3 from to , and the 6 from to .

Multiplying by 10 shifts every digit one column to the left, and a zero fills the units.

Counting in tens: each step is one whole ten bigger — 0, 10, 20, all the way to 100.

🗂️ Sort each number by the value of its digit 5.

The on the far is the . to , the ten each : , , , .

🃏 Flip a card to read the value of the bold digit.

Tap each card to see the answer.

Quiz time! 📝

Question 1 of 5

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In the 53, what does the 5 ?