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In this lesson, we will learn how to multiply multiples of 10, 100, and 1000 mentally using basic facts and patterns.

Q1:

9 3 × 1 0 = t e n s .

Q2:

Fill in the blanks:

Q3:

Fill in the blanks: 1 0 × 1 6 0 = × 1 0 0 = .

Q4:

Fill in the blanks: 1 0 × 1 1 0 = × 1 0 0 = .

Q5:

A merchant bought 8 TV sets for 4 0 0 0 p o u n d s each, and 2 radio sets for 8 0 0 p o u n d s each. Calculate how much they paid.

Q6:

Which of the following states the relationship between the numbers 2 2 0 0 0 and 2 2 0 0 ?

Q7:

The average weekly profit of a shop is 1 0 0 0 p o u n d s . How much profit do they make in 99 weeks?

Q8:

Complete:

Q9:

Q10:

If a person saves 100 pounds every month, how much will they save in a year?

Q11:

Fill in the blank: 1 0 × 1 6 0 = × 1 0 0 .

Q12:

Fill in the blank in 1 0 × 6 × 3 = .

Q13:

1 8 × 1 0 = t h o u s a n d s .

Q14:

Q15:

Q16:

Which of the choices is equal to 1 0 0 × 2 ?

Q17:

Complete.

Q18:

Calculate 1 0 0 0 × 6 .

Q19:

Complete the following: T h r e e - p o u n d n o t e s t h r e e - p o u n d n o t e s f o u r - p o u n d n o t e s p o u n d s 1 0 + 1 0 0 + 5 0 = .

Q20:

If a train has 5 passenger cars, where each passenger car has 100 seats, how many seats are in the train?

Q21:

A library contains 100 bookcases. Each bookcase has 4 shelves and each shelf contains 9 books. How many books are in the library?

Q22:

Q23:

Q24:

Q25:

The price of one radio is 200 pounds. Find the price of 8 radios.

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