Multiply by multiples of 10: printable worksheets

One-digit numbers times multiples of 10, with place-value language (5 x 6 tens).

Sample worksheet

The first 6 problems of a real worksheet, made the way the builder makes it. Open it in the builder to change the number of problems, the difficulty and the layout, then print.

7 \times 10 =

6 \times 80 =

5 \times 30 =

8 \times 80 =

7 \times 70 =

8 \times 30 =

Show answers

7 \times 10 = 70

6 \times 80 = 480

5 \times 30 = 150

8 \times 80 = 640

7 \times 70 = 490

8 \times 30 = 240

What students practise

I can multiply multi-digit numbers.

Students multiply up to four-digit by one-digit and two-digit by two-digit numbers with partial products and the standard algorithm.

Key words

partial product: the product of one place of a factor
standard algorithm: the column method for multiplying

Common mistakes

Forgets the placeholder zero when multiplying by the tens digit.
Adds the regrouped digit before multiplying.
Reads "times as many" as "more than" and adds instead of multiplying.

Standards

Common Core State Standards this worksheet practises.

3.NBT.A.3: Multiply one-digit whole numbers by multiples of 10 in the range 10-90 (e.g., 9 x 80, 5 x 60) using strategies based on place value and properties of operations. (unverified)

Before this: Multiplication facts (Grade 3)
Next: Multi-digit multiplication (Grade 4)