Skip Counting by 15's

The concept on skip counting by 15’s or fifteens is an essential skill to learn when making the jump from counting to basic addition.

The sequence chart will help us to write the number to complete the series which involves skip counting by fifteens up to tens times.

Skip Counting By 15

Skip counting by 15’s up to 10 times –

15,

1

time

30,

2

time

45,

3

time

60,

4

time

75,

5

time

90,

6

time

105,

7

time

120,

8

time

135,

9

time

150,

10

time

I. Now look at the chart above where every fifteenth number is in dark yellow color and fill in the blanks below:

(i) 15 × 12 = _____

(iv) 15 × 8 = _____

(vii) 15 × 9 = _____

(x) 15 × 0 = _____

(xiii) 15 × 1 = _____

(ii) 15 × 9 = _____

(v) 15 × 3 = _____

(viii) 15 × 11 = _____

(xi) 15 × 7 = _____

(xiv) 15 × 5 = _____

(iii) 15 × 10 = _____

(vi) 15 × 4 = _____

(ix) 15 × 6 = _____

(xii) 15 × 2 = _____

(xv) 15 × 7 = _____

II. Complete the skip counting series by 14s:

(i) 45, ____, ____, ____, 105, 120, ____, ____.

(ii) 30, ____, ____, 75, 90, ____, ____, ____.

(iii) 60, ____, ____, ____, ____, 135, 150.

(iv) ____, ____, ____, ____, 105, 120. 

(v) ____, ____, ____, 120, 135, 150, ____.

(vi) 75, ____, 105, ____, ____, 150, 165. 

(vii) 15, ____, ____, ____, 75, ____, ____, 120.

(viii) ____, ____, ____, ____, 90, 105, ____.

(ix) ____, ____, ____, ____, ____, 165, 180.

(x) 0, 15, ____, ____, 60, ____, ____, ____.


Answers:


I. (i) 180

(iv) 120

(vii) 135

(x) 0

(xiii) 15

(ii) 135

(v) 45

(viii) 165

(xi) 105

(xiv) 75

(iii) 150

(vi) 60

(ix) 90

(xii) 30

(xv) 105

II. (i) 45, 60, 75, 90, 105, 120, 135, 150.

(ii) 30, 45, 60, 75, 90, 105, 120, 135.

(iii) 60,  75, 90, 105, 120, 135, 150.

(iv) 45, 60, 75, 90, 105, 120. 

(v) 75, 90, 105, 120, 135, 150, 165.

(vi) 75, 90, 105, 120, 135, 150, 165.

(vii) 15, 30, 45, 60, 75, 90, 105, 120.

(viii) 30, 45, 60, 75, 90, 105, 120.

(ix) 90, 105, 120, 135, 150, 165, 180.

(x) 0, 15, 30, 45, 60, 75, 90, 105.

Skip Counting by 2's

Skip Counting by 3's

Skip Counting by 4's

Skip Counting by 5's

Skip Counting by 6's

Skip Counting by 7's

Skip Counting by 8's

Skip Counting by 9's

Skip Counting by 10's

Skip Counting by 11's

Skip Counting by 12's

Skip Counting by 13's

Skip Counting by 14's

Skip Counting by 15's








2nd Grade Math Practice

From Skip Counting by 15's to HOME PAGE




Didn't find what you were looking for? Or want to know more information about Math Only Math. Use this Google Search to find what you need.



New! Comments

Have your say about what you just read! Leave me a comment in the box below. Ask a Question or Answer a Question.




Share this page: What’s this?

Recent Articles

  1. Multiplication by Ten, Hundred and Thousand |Multiply by 10, 100 &1000

    May 01, 25 11:57 PM

    Multiply by 10
    To multiply a number by 10, 100, or 1000 we need to count the number of zeroes in the multiplier and write the same number of zeroes to the right of the multiplicand. Rules for the multiplication by 1…

    Read More

  2. Adding and Subtracting Large Decimals | Examples | Worksheet | Answers

    May 01, 25 03:01 PM

    Here we will learn adding and subtracting large decimals. We have already learnt how to add and subtract smaller decimals. Now we will consider some examples involving larger decimals.

    Read More

  3. Converting Fractions to Decimals | Solved Examples | Free Worksheet

    Apr 28, 25 01:43 AM

    Converting Fractions to Decimals
    In converting fractions to decimals, we know that decimals are fractions with denominators 10, 100, 1000 etc. In order to convert other fractions into decimals, we follow the following steps:

    Read More

  4. Expanded Form of a Number | Writing Numbers in Expanded Form | Values

    Apr 27, 25 10:13 AM

    Expanded Form of a Number
    We know that the number written as sum of the place-values of its digits is called the expanded form of a number. In expanded form of a number, the number is shown according to the place values of its…

    Read More

  5. Converting Decimals to Fractions | Solved Examples | Free Worksheet

    Apr 26, 25 04:56 PM

    Converting Decimals to Fractions
    In converting decimals to fractions, we know that a decimal can always be converted into a fraction by using the following steps: Step I: Obtain the decimal. Step II: Remove the decimal points from th…

    Read More