The secret number is less than 100, but greater than 60. It's an odd number with a seven in the tens place. To find the number in the ones place, you add two and one.

2nd Grade

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The number you're looking for is less than thirty and it's not even. Count by 5s and you'll say this number. I have a quarter in my pocket - that must be a clue.

2nd Grade

Both the first and second digits are odd. To find the first digit, subtract sixteen from nine. Both digits are the same.

2nd Grade

This week, we have a three-digit number. It's less than one hundred fifty and if you add all of the digits you get the number three. If you find the sum of seventy-none and twenty-three, you'll have the secret number.

2nd Grade

We're back to a two-digit mystery number. The digits all contain a zero, three, or six. Count by 3s and the 12th number you say is the secret one.

2nd Grade

The number for this week does not have two-digits. It's not an odd number, and it is IV when you write it as a Roman numeral.If you know how many sides a trapezoid has, the number is easy to figure out.

2nd Grade

The secret number is an even number with six letters in its name. It is less than 20 but greater than 10.

2nd Grade

The digit found in the ones place is an eight, three, two, or a zero. If you know how many sides a hexagon has, finding the tens place will be easy. To find the hundreds, subtract twenty-one minus nineteen.

3rd Grade

The number in the thousands place can be found by calculating forty-nine less than fifty-three. The tens and hundreds place are the same. Use subtraction again to find the value of the ones.

3rd Grade

This is the largest secret number so far. It has one comma, with two digits to the left of the comma. To find the first two digits, you need to know how many minutes are in a quarter hour.

3rd Grade

There are more than two digits in this number, but also less than four. In the ones place you'll see the largest possible digit. The value of the digit in the tens place is equal to seventy.

3rd Grade

The digits in this number are 1, 2, 9, and 9. Immediately after the comma, you'll spot a couple of upside-down sixes. The smallest digit can be found in the ones position.

3rd Grade

Maybe the picture of the octopus will help you figure out the number in the tens position. Two digits are even and one is odd.

3rd Grade

Before the comma is a number that equals one dozen. The digits one through five are each used once in this number. In the hundreds place there's a digit that's one higher than two.

3rd Grade

29,206. That's the secret number... but the digits aren't in the right order. One of the twos should be in the thousands place. The other two is in the hundreds place.

3rd Grade

Lucky sevens - there's a pair of them in the mystery number. There's also a pair of unlucky thirteens in this four-digit number.

4th Grade

If you subtract 784 from the secret number, you'll get 12 grand. If you add 216 to this number, you'll have thirteen thousand.

3rd Grade