Vedic Maths: Multiply by 1s
A fun quiz on the Vedic maths trick for multiplying by numbers made of 1s.
Try this quiz
Play through the questions and see your score instantly
Ready to test your knowledge?
8 questions · Quick play · Instant results
Make your own quiz videos
Turn any topic into a polished video quiz — with AI-powered questions, voiceover, and animations. No video editing skills needed.
Unlimited quizzes, free to start
Create as many quizzes as you want. Describe your topic and AI builds the questions, answers, and explanations for you.
Customise everything
Pick from stunning templates, tweak colours and fonts, add your branding, and choose between vertical or landscape formats.
Export-ready videos
Download HD videos optimised for TikTok, YouTube Shorts, Instagram Reels, or full-length YouTube — one click, no editing.
No credit card required
Quiz Questions & Answers
Review every prompt, the correct responses, and helpful context to prep for your own run-through.
Question 1: What is the main shortcut when multiplying by a number like 11 or 111?
Multiply each digit by 10
Add nearby digits in place
Reverse the digits first
Count the zeros at the end
Question 2: If you multiply a number by 11, what do you do with the middle digits?
Keep them unchanged only
Multiply them by 11 again
Drop the last digit
Add each pair of neighbors
Question 3: What is a smart first step before using the 111 trick?
Start from the leftmost zero
Line up the digits neatly
Change the order of digits
Ignore any carry numbers
Question 4: Why does the 1s trick feel so fast to kids and parents?
It uses simple addition, not long steps
It works only with even numbers
It always removes every carry
It depends on memorizing tables
Question 5: What should you do when an addition in the middle becomes more than 9?
Skip the next digit
Carry the extra digit forward
Erase the whole number
Turn it into a decimal
Question 6: Which number is best suited for the series-of-1s trick?
A number with many zeros
A number like 1111
A number with decimal points
A number written in words only
Question 7: What is a common mistake when using this trick for the first time?
Using too much paper
Forgetting to handle carries
Writing the number too neatly
Starting with the last digit only
Question 8: What mindset helps children solve these problems confidently?
Treat it like a pattern puzzle
Guess the answer quickly
Avoid checking the steps
Only use a calculator