Identify the key word
Tricky 10s
Subtraction
Addition
Using Addition
100

What word in this word problem tells me I need to add?


Mia has 46 balloons, and her brother has 27 balloons.
How many balloons do they have altogether?

altogether

100
WHAT NUMBER IS 10 MORE THAN 22?
32
100

Liam collected 84 seashells during his vacation. He gave 32 of them to his friend.
How many seashells does Liam have left?

52 seashells

100

Olivia has 23 toy cars, and her brother gives her 45 more.
How many toy cars does Olivia have in all?

68 cars

100
WRITE THE ADDITION SENTENCE TO HELP YOU SOLVE THIS EQUATION: 10 - 7 = _______
3 + 7 = 10
200

What word in this word problem tells me I need to subtract?

Liam has 74 marbles, and his friend Ava has 58 marbles.
How many fewer marbles does Ava have than Liam?

fewer

200
WHAT NUMBER IS 10 MORE THAN 50?
60
200

There were 65 apples in a basket. Sarah used 21 apples to make pies.
How many apples remain in the basket?

44 apples

200

A farmer picked 31 red apples and 28 green apples.
How many apples did the farmer pick in total?

59 apples

200
WRITE THE ADDITION SENTENCE TO HELP SOLVE THE SUBTRACTION PROBLEM: 12 - 6 = _____
6 + 6 = 12
300

What word in this word problem tells me I need to subtract?

There were 72 cookies in a jar. Sarah ate 29 cookies.
How many cookies are left in the jar?

left
300
WHAT NUMBER IS 10 LESS THAN 99?
89
300

A library had 90 books on display. Students checked out 56 of them.
How many books are still on display?

34 books

300

There are 58 books on one shelf and 27 on another shelf.
How many books are there in total?

85 books

300
WHAT IS THE ADDITION SENTENCE TO SOLVE THIS SUBTRACTION PROBLEM? 15 - 5 = _____
10 + 5 = 15
400

What word in this word problem tells me I need to add?

A library has 52 fiction books and 39 non-fiction books.
What is the sum of fiction and non-fiction books in the library?

sum
400
WHAT NUMBER IS 10 MORE THAN 165?
175
400

A bakery made 72 cupcakes in the morning. By the end of the day, 48 cupcakes were sold.
How many cupcakes are still left at the bakery?

24 cupcakes

400

A zoo had 36 birds in one cage and 44 in another.
How many birds are at the zoo altogether?

80 birds

400
WHAT IS THE ADDITION SENTENCE TO SOLVE THE SUBTRACTION PROBLEM? 17 - 10 = _____
10 + 7 = 17
500

What key word in this word problem tells me that I need to subtract?

A school has 68 boys and 52 girls.
What is the difference between the number of boys and girls at the school?

Difference

500
WHAT NUMBER IS 10 LESS THAN 209?
199
500

There were 63 birds sitting in a tree. After a loud noise, 38 birds flew away.
How many birds are still in the tree?

25 birds

500

There are 47 students in the morning assembly and 36 more join from another class.
How many students are there altogether?

83 students

500
WHAT IS THE ADDITION SENTENCE TO SOLVE THE SUBTRACTION PROBLEM? 20 - 6 = _____
14 + 6 = 20
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