# Lesson Worksheet: Multiplying by 7 Mathematics • 3rd Grade

In this worksheet, we will practice modeling multiplication by 7 and reciting the times table of 7 up to 10×7.

**Q4: **

Complete:

**Q8: **

Complete the table.

2 | 3 | |

7 | 14 |

**Q9: **

We can skip count by sevens on a number chart to help us multiply by 7.

Skip counting by sevens | |||||||||
---|---|---|---|---|---|---|---|---|---|

1 | 2 | 3 | 4 | 5 | 6 | 8 | 9 | 10 | |

11 | 12 | 13 | 15 | 16 | 17 | 18 | 19 | 20 | |

22 | 23 | 24 | 25 | 26 | 27 | 29 | 30 | ||

31 | 32 | 33 | 34 | 36 | 37 | 38 | 39 | 40 | |

41 | 43 | 44 | 45 | 46 | 47 | 48 | 50 | ||

51 | 52 | 53 | 54 | 55 | 57 | 58 | 59 | 60 | |

61 | 62 | 64 | 65 | 66 | 67 | 68 | 69 |

Use skip counting to find.

Use skip counting to find.

**Q10: **

To fill the multiplication wheel, we simply multiply the number in the center by the ones in the middle circle, then write the answers in the outer circle.

What is the number that replaces the question mark?

What is the number that replaces the question mark?

**Q11: **

This robot multiplies any input by 7 to get the output.

If we give the robot an input of 2, it will give an output of 14, which is .

What will the output be if we input 5?

What will the output be if we input 9?

**Q13: **

Jacob placed flowers in rows such that each row had 7 flowers.

Fill in the blank: The number of flowers in 5 rows is calculated as .

What is ?

*Hint*: How many flowers are there in 8 rows?

**Q14: **

We know that . Use this to find .

**Q16: **

If one group contains 7 marbles, use multiplication to find the number of marbles in these 3 groups.

**Q17: **

Daniel knows the answer to .

Tell him what number to add to to get the answer to .

What is ?

**Q18: **

We can calculate using the number line by making 2 jumps of 7, as shown.

So, .

Use the number line to find the result of .