Exercise of Mathematics for Grade 4

There are … hours in a day.

• 7

• 24

• 30

• 60

In 3 hour, there are … minutes.

• 30

• 60

• 120

• 180

5 minutes equals to … seconds.

• 180

• 240

• 300

• 360

21 has … factors.

• 2

• 3

• 4

• 6

The factors of 15 are ….

• 1, 2, 3, 5

• 1, 3, 5, 15

• 1, 2, 3, 9

• 1, 2, 5, 15

There are ... common factors of 6 and 12.

• 2

• 3

• 4

• 6

1, 3, 5, 7, 9, 11 are examples of … numbers.

• even

• odd

• whole

• natural

2, 3, 5, 7, 11 are examples of … numbers.

• odd

• even

• prime

• natural

The example of numbers below that divisible by 4 is ….

• 52613

• 82774

• 95642

• 99996

Doni took his dinner at 19.55 last night. In the 12-hours clock time, she slept at ….

• 7.55 AM

• 8.55 AM

• 7.55 PM

• 8.55 PM