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 45% of 460 without using a calculator. It begins by finding 10% of 460, which is 46, and then calculates 5% by halving the 10% value, resulting in 23. To find 45%, the tutorial combines four 10% values and one 5% value, leading to a final answer of 207. The tutorial emphasizes the importance of understanding percentage calculations and provides a step-by-step approach to solving such problems.

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5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in calculating 45% of 460 without a calculator?

Find 1% of 460

Find 5% of 460

Find 10% of 460

Find 50% of 460

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you calculate 5% of a number if you know 10% of it?

Subtract 10% from the number

Add 10% twice

Divide 10% by 2

Multiply 10% by 2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of multiplying 46 by 4 in the calculation?

230

92

200

184

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final step to find 45% of 460?

Multiply 184 by 23

Subtract 23 from 184

Divide 184 by 23

Add 184 and 23

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final answer for 45% of 460?

200

184

230

207

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