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Lesson Worksheet: Word Problems: Subtracting Numbers up to 20 Mathematics

In this worksheet, we will practice interpreting and solving subtraction word problems with numbers up to 20.

Q1:

Sarah makes 15 cookies. Her brother eats 3.

Pick the picture that shows the number of cookies left.

  • A
  • B
  • C

Q2:

Mona has 14 balloons but 6 of them burst. She now has 8 balloons. Which number sentence matches this story?

  • A146=8
  • B86=14
  • C148=6

Q3:

In a pet shop, there were 13 fish in the tank. Some fish were sold, and by the end of the day there were 6 fish in the tank.

Which number sentence would help you to find the number of sold fish?

  • A137=5
  • B13+7=6
  • C137=6

Q4:

A tree in Nada’s garden had 13 apples on it. She picked some of the apples, and now there are 7 apples left on the tree.

Select the picture that represents the number of apples left on the tree.

  • A
  • B
  • C

Q5:

Which of these statements cannot be true?

  • ASameh bought 20 party hats and gave 16 out at his party. He now has 24 party hats.
  • BYara had 14 stickers in her collection and gave 4 to her friend. She now has 10 stickers.
  • CA teacher bought a pack of 20 pencils and gave 17 to his pupils. He now has 3 pencils.

Q6:

There were 12 carrots growing in Engy’s garden. She picked some to have for dinner. There are now 7 carrots growing in the garden. How many carrots did Engy pick?

Karim says, “I know that double 7 is 14. 12 is 2 less than 14, so the answer must be 2 less than 7.”

Seif says, “I am going to count up from 7 until I get to 12 to find the answer.”

Shady says, “I am going to add 12 and 7 to find the answer.”

Whose strategy will not find the correct answer?

  • ASeif’s
  • BKarim’s
  • CShady’s

Q7:

Amer and Mona are discussing how to solve this word problem.

Amer counts back in ones from 17 to find the answer.

Mona takes away 7 to make 10 and then takes away 2 more.

Who uses the most efficient strategy?

  • AAmer
  • BMona

Q8:

Sarah is considering how to solve this word problem.

Select the word problem that would not be suitable for this strategy.

  • AShady made 16 cookies and ate 2 of them immediately. How many cookies are left?
  • BAt the start of the day, there were 19 cakes at the bakery. During the day, 16 cakes were sold. How many cakes are left?
  • CLobna had 14 stickers. She gave 3 to her sister. How many stickers are left?

Q9:

Miss Engy sells watermelons. At the start of the day, there were 17 watermelons in the shop. She sold 5 watermelons in the morning.

Which number sentence would help you find the number of watermelons left in the shop?

  • A125=17
  • B1712=5
  • C175=12

Q10:

Seif had 11 T-shirts on a washing line. Some of the T-shirts blew away. There are now 4 T-shirts on the washing line.

Which number sentence would you use to find the number of T-shirts that blew away?

  • A117=
  • B74=
  • C114=

How many T-shirts blew away?

This lesson includes 81 additional question variations for subscribers.

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