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try out math grade 4

Authored by Anis Rohmah

Mathematics

6th Grade

Used 7+ times

try out math grade 4
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10 questions

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1.

FILL IN THE BLANK QUESTION

3 mins • 3 pts

Find the factorization of 18.

Answer explanation

Media Image

Make an factor tree.

18 is 2 times 9.

9 is 3 times 3.

So, the factorization of 18 is 2 x 3 x 3 or 2 x 3^2

2.

FILL IN THE BLANK QUESTION

3 mins • 3 pts

Find the lowest common multiple (LCM) of 12 and 20.

Answer explanation

Media Image

you can also use tree factor.

LCM= multiply all the factor of the two numbers

3.

FILL IN THE BLANK QUESTION

3 mins • 3 pts

Find the Highest Common Factor (HCF) of 36 and 54.

Answer explanation

Media Image

you can also use tree factor.

HCF = multiply only the same factor of the two number

4.

FILL IN THE BLANK QUESTION

3 mins • 3 pts

Sean has 24 chocolate cupcakes and 36 strawberry cupcakes. He wants to pack them equally in the box. What is the biggest possible number of box needed?

Answer explanation

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if there are "share equally" or pack equally" words, it is an HCF question.

HCF = multiply only the same factor

5.

FILL IN THE BLANK QUESTION

3 mins • 1 pt

Damar went to swimming pool every 3 days. Naufal went to swimming pool every 5 days. If today, May 12, 2023 Naufal and Damar went to swimming pool together, when will they go to the swimming pool together again?

Answer explanation

if there is "every ...." and "together again" words, it means that it is a LCM question.

3 x 5 = 15

so, Damar and Naufal need 15 days to go together.

if they went together in May 12, 2023,

12 + 15 = 27

so, Damar an Naufal will go again in May 27, 2023.

6.

FILL IN THE BLANK QUESTION

3 mins • 1 pt

Answer explanation

Media Image

you can multiply the fraction with 100 or change the denominator of the fraction into 100.

7.

FILL IN THE BLANK QUESTION

3 mins • 3 pts

Media Image

The name of the angle is ....

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