ROUND IT UP!
FUNKY FRACTIONS
KNOCK IT OFF!
SIGN OF THE TIMES
Double/Undouble
100

This two-digit number (same digits) rounded to the nearest ten equals 60.

What is 55?

100

(1/2 x 8) + (1/3 x 12)

What is 8?

100

The sum of 1,000,000 - 0.

What is 1,000,000?

100

1,000,000 x 0.

What is 0?

100

14

What is the double of 7?

200

234 rounded to the nearest ten AND hundred

What is 230 and 200?

200

The sum of 65+35.

What is 100?

200

30-15

What is 15?

200

The sum of five of the 2's and two of the 5's.

What is 20?

200

22

What is the double of 11?

What is the undouble of 44?

300

521 rounded to the nearest ten, and thousand.

What is 520 and 1,000?

300

Add this number to 75, and you will get a sum of 100.

What is 25?

300

Our class has 23 students. If we remove 4 students, how many students will remain?

What is 19?

300

Five of the 7's.

What is 35?

300

60

What is the double of 30?

What is the undouble of 120?

400

A three-digit number (same digits) that round to 330.

What is 333?

400

The sum is 50 more than 50+50.

What is 150?

400

Five less than 17+13.

What is 25?

400

Three of the 7's + Two of the 8's

What is 37?

400

90

What is the double of 45?

What is the undouble of 180?

500

1,499 rounded to the nearest thousand + 1,000 rounded to the nearest thousand

What is 2,000?

500

It is sum of the number of students in 2A (22), 2B (23) and 2C (24).

What is 69?

500

Twenty less than 60+60.

What is 100?

500

Ten of the 10's + Five of the 10's

What is 150?

500

240

Wat is the double of 120?

What is the undouble of 480?

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