Angles, Decimals, Fractions & Percentages

Question 1

What angle is equal to 90 degrees

Answer 1

Right Angle

Question 2

What angle is less than 90 degrees?

Answer 2

Acute Angle

Question 3

What angle is more than 90 but less than 180 degrees?

Answer 3

Obtuse Angle

Question 4

What type of angle adds up to 90 degrees?

Answer 4

Complementary Angle

Question 5

What angle is adds up to 180 degrees?

Answer 5

Supplementary Angle

Question 6

What angle equals both sides?

Answer 6

Vertically- Opposite Angle

Question 7

How do you change a fraction into a percentage?

Answer 7

Divide the bottom number into the top number then change the answer into a percentage.
OR
See what number makes 100 if it’s in NOT out of 100. Then multiply the top and the bottom number with the same number then turn it into a fraction and write the top number in a percentage.

Question 8

How do you change a decimal to a fraction?

Answer 8

You have to look at the last digit to see its place value. then change the decimal into a fraction. See what number goes into the top and bottom number, then divide it.

Question 9

0.3 x 7=

Answer 9

2.1

Question 10

11 + 0.10 + 1.0 + 0.11

Answer 10

12.21

Question 11

3/100 =

Answer 11

0.03

Question 12

25/20=

Answer 12

1.25

Question 13

Angle at point adds up to

Answer 13

360 degrees

Question 14

Alternate angle are

Answer 14

Equal when lines are parallel

Question 15

Corresponding angles are

Answer 15

Equal when lines are parallel

Question 16

Co-interior angles add up to

Answer 16

180 degrees

Question 17

What is a POINT?

Answer 17

A line is labeled with a capital letter

Question 18

What is a RAY?

Answer 18

It is a part of he line with one end point ‘A’ and passing through point ‘B’.

Question 19

A triangle adds up to

Answer 19

180 degrees

Question 20

A irregular square adds up to

Answer 20

360 degrees

Question 21

How do you add and subtract decimals

Answer 21

Keep the decimal point underneath each other

Question 22

How do you multiply decimals?

Answer 22

RULE
The number of digits after decimal point in the answer has to equal the number of digits in the questions
HOW TO DO
When multiplying by 10s 100s 1000s you move the decimal point to the right for how many 0s there are

Question 23

How do you divide decimals?

Answer 23

RULE
Keep dividing till it terminates or recurs
HOW TO DO
When dividing by 10s 100s 1000s you move the decimal points the left for each 0