KS2 Primary Maths Age 13-17 - Ratio, Proportion and Algebra: Percentage Problems - Explained

KS2 Primary Maths Age 13-17 - Ratio, Proportion and Algebra: Percentage Problems - Explained

Assessment

Interactive Video

Mathematics

4th - 6th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

The video tutorial explains how to calculate percentages, focusing on 10% and 20% of a number. It begins with an introduction to percentages as fractions and their importance in arithmetic. The instructor advises using 10% as a base for calculations, demonstrating how to find 10% of 1200 and then using it to calculate 20%. Quick calculation tips are provided for efficient problem-solving.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the fraction equivalent of 20%?

1/5

1/10

1/20

1/50

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you calculate 10% of a number?

Multiply by 10

Divide by 10

Divide by 100

Multiply by 100

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the digits when you calculate 10% of a number?

Move two places to the right

Move one place to the right

Move one place to the left

Move two places to the left

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you find 20% of a number using 10%?

Subtract 10% from 30%

Divide 10% by 2

Add 10% twice

Multiply 10% by 2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the quick method for calculating percentages?

Find 5% first

Find 10% first

Find 15% first

Find 25% first

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