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PEMDAS
Trivia 2
Round Decimals
Riddles
100

6.9 + 2.8

9.7

100

16.82 - 5.21

11.61

100

31,018 + 5,741

36,759

100

9,234 - 2,387

6,847

100

951 x 62

58,962

100

8 ÷ 2 + 3 x 6 - (1x5)

17

100

What is the process called when a caterpillar turns into a butterfly?

Metamorphis

100

Round to the whole number.

6.7

7

100

What can you break without touching it?

A promise.

200

1.03 + 0.36

1.39

200

7.21 - 6.1

1.11

200

7,110 + 499

7,609

200

4,002 + 3,765

237

200

185 x 55

10,175

200

(25-7) x 2 ÷ 4 + 2

11

200

What planet has the most gravity?



Jupiter

200

Round to the tenths.

41.073

41.1

200

There was a competition where the contestants had to hold something. At the end of the event, the winner was a person with no hands or feet. What was it that the contestants had to hold?

Their breath.

300

2.02 + 0.78

2.8

300

56.8 - 2.765

54.035

300

7,469 + 8,374

15,843

300

58,005 - 1,098

56,907

300

505 x 77

38,885

300

(3+2) x 6 -12 ÷ 6

28

300

How many bones does a shark have?

0

300

Round to the hundredths.

0.424

0.42

300

There once were seven dwarfs who were all brothers. They were all born two years apart. The youngest dwarf is seven years old. How old is his oldest brother?

19

400

17.49 + 9

26.49

400

15.03 - 4.121

10.909

400

19,335 + 24,281

43,616

400

113,300 - 1,774

111,526

400

802 x 94

75,388

400

[(7x2)-3]+ 8 ÷ 2 x 3

23

400

What animal does Merida's mom turn into in Brave?

A bear.

400

Round to the hundredths.

3.246

3.25

400

What room do ghosts avoid?

The living room.

500

4.298 + 0.65

4.948

500

8.04 - 0.339

7.701

500

75,977 + 24,281

100,660

500

31,483 - 29,785

1,698

500

869 x 46

39,974

500

96 ÷ (2+4) x 4 - 2

62

500

Which type of lizard can change the color of its skin?

Chameleon

500

Round to the whole number.

12.1

12

500

What fruit never ever wants to be alone?

A pear.

600

0.868 + 15.973

16.841

600

6.04 - 3.487

2.553

600

109,347 + 18,269

127,616

600

454,900 - 33,870

421,030

600

759 x 68

51,612

600

8 x 5 + 7 x 3 - (10-5)

56

600

What is the unit of measurement for force?

Newton

600

Round to the tenths.

6.13

6.1

600

What did the triangle say to the circle?

You're pointless.

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