Divisibility
Operations
What is x?
Decimals
What is Greater?
100

The divisibility rule for 10

What is the last digit ends in 0?

100

137 + 128 =

What is 265?

100

4 + x = 6

What is x = 2?

100

10.3 + 6.2 =

What is 16.5?

100

2 or 1,000

What is 1,000?
200

The divisibility rule for 5

What is the last digit ends in 0 or 5?

200

759 - 64 =

What is 695?

200

5 - x = 65

What is x = -60?

200

12.7 + 24.8 =

What is 37.5?

200

37 or 42

What is 42?

300

The divisibility rule for 2

What is if the last digit is even?

300

6 x 7 =

What is 42?

300

2x = 6

What is x = 3?

300

159.778 + 234.549 =

What is 394.327?

300

-2 or 2

What is 2?

400

The divisibility rule for 3

What is if the sum of the digits are divisible by 3?

400

68 x 3 =

What is 204?

400

5x + 7 = 92

What is x = 17?

400

34.88 - 23.49 =

What is 11.39?

400

-5 or -10

What is -5?

500

The divisibility rule for 6

What is the number is BOTH divisible by 2 and 3?

500

435 / 5 =

What is 87?

500

x/2 + 8 = 42

What is x = 68?

500

4,122.176 - 2,356.759 =

What is 1,765.417?

500

-4.55555555556 or -4.5555555555556

What is-4.555555555556?

 (The first one) (It has eleven 5s)