Solved Exercises on Word Problems With Solutions Up to 100 in Grade 2

Master word problems with solutions up to 100: addition and subtraction word problems with answers within 100 through these 5 detailed exercises.

Solution: Exercises 1 to 3
1 Addition word problem with solution up to 100
Exercise 1
Sarah has 34 stickers. Her friend gives her 27 more stickers. How many stickers does Sarah have now? (Solution is under 100)
Definition:

Word problem with solution up to 100: A word problem where the final answer is 100 or less

Word problem solving method:
  1. Read the problem carefully
  2. Identify the numbers involved
  3. Determine the operation needed (addition or subtraction)
  4. Set up the equation
  5. Solve the equation
  6. Verify the answer is up to 100
  7. Write the answer in context
Problem
34 + 27
Setup
Sarah's stickers + Friend's stickers
Result
61
Step 1: Read and understand the problem

Sarah has 34 stickers

Her friend gives her 27 more stickers

We need to find the total number of stickers

The answer should be up to 100

Step 2: Identify the numbers

Starting amount: 34 stickers

Added amount: 27 stickers

Step 3: Determine the operation

Since Sarah is getting MORE stickers, we use addition

Equation: 34 + 27 = ?

Step 4: Solve the equation

34 + 27 = 61

Step 5: Verify the answer is up to 100

61 < 100 ✓

Step 6: Write the answer in context

Sarah has 61 stickers now.

Sarah has 61 stickers now.
Final answer:

Sarah has 61 stickers now.

Applied rules:

• Addition: When combining amounts, add them together

• Verification: Always check that your answer is up to 100

• Context: Always answer in the context of the problem

Word Problem With Solution Up to 100
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Given Information

Sarah has: 34 stickers

Friend gives: 27 stickers

Operation

Keywords: "more"

Operation: Addition

Equation: 34 + 27

Final Answer

34 + 27 = 61

61 ≤ 100 ✓

Sarah has 61 stickers

2 Subtraction word problem with solution up to 100
Exercise 2
Tom had 85 marbles. He gave 32 marbles to his friends. How many marbles does Tom have now? (Solution is under 100)
Definition:

Subtraction word problem with solution up to 100: A word problem where subtraction is used and the final answer is 100 or less

Problem
85 - 32
Setup
Starting marbles - Given away marbles
Result
53
Step 1: Read and understand the problem

Tom had 85 marbles originally

He gave away 32 marbles

We need to find how many he has left

The answer should be up to 100

Step 2: Identify the numbers

Starting amount: 85 marbles

Given away: 32 marbles

Step 3: Determine the operation

Since Tom is GIVING AWAY marbles, we use subtraction

Equation: 85 - 32 = ?

Step 4: Solve the equation

85 - 32 = 53

Step 5: Verify the answer is up to 100

53 < 100 ✓

Step 6: Write the answer in context

Tom has 53 marbles now.

Tom has 53 marbles now.
Final answer:

Tom has 53 marbles now.

Applied rules:

• Subtraction: When taking away or finding the difference

• Verification: Always check that your answer is up to 100

• Context: Always answer in the context of the problem

Subtraction Problem With Solution Up to 100
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Given Information

Tom had: 85 marbles

Gave away: 32 marbles

Operation

Keywords: "gave", "left"

Operation: Subtraction

Equation: 85 - 32

Final Answer

85 - 32 = 53

53 ≤ 100 ✓

Tom has 53 marbles

3 Mixed operations word problem with solution up to 100
Exercise 3
Lisa collected 48 seashells at the beach. She gave 15 to her brother and then found 23 more. How many seashells does Lisa have now? (Solution is under 100)
Definition:

Mixed operations word problem with solution up to 100: A word problem that requires more than one mathematical operation with the final answer being 100 or less

Problem
48 - 15 + 23
Step 1
48 - 15 = 33
Step 2
33 + 23 = 56
Step 1: Read and understand the problem

Lisa collected 48 seashells

She gave 15 to her brother (subtraction)

She found 23 more (addition)

We need to find the final number of seashells

The answer should be up to 100

Step 2: Identify the operations

First: 48 - 15 (gave away)

Then: + 23 (found more)

Step 3: Solve step by step

First operation: 48 - 15 = 33

Second operation: 33 + 23 = 56

Step 4: Verify the answer is up to 100

56 < 100 ✓

Step 5: Write the answer in context

Lisa has 56 seashells now.

Lisa has 56 seashells now.
Final answer:

Lisa has 56 seashells now.

Applied rules:

• Order of operations: Work from left to right

• Keywords: "gave" (subtraction), "found" (addition)

• Verification: Always check that your answer is up to 100

Mixed Operations Problem With Solution Up to 100
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Starting Amount

Lisa collected: 48 seashells

Step 1: Gave Away

48 - 15 = 33

Lisa gave 15 to brother

Step 2: Found More

33 + 23 = 56

Lisa found 23 more

Verification

56 ≤ 100 ✓

Answer is valid!

Complete Summary: Word Problems With Solutions Up to 100
A + B ≤ 100
Word Problem Structure With Solution Up to 100
Key definitions:

Word problem with solution up to 100: A real-life situation described in words where the final answer is 100 or less

Keywords: Words that indicate which operation to use (more, total, altogether = addition; less, fewer, left, gave = subtraction)

Context: The real-world situation described in the problem

Verification: Checking that the answer makes sense and is up to 100

Complete methodology:
  1. Read carefully: Understand the situation described
  2. Identify numbers: Find all the numbers mentioned
  3. Find keywords: Look for words that indicate the operation needed
  4. Set up equation: Write the mathematical expression
  5. Solve: Calculate the answer
  6. Verify ≤ 100: Check that the answer is up to 100
  7. Answer in context: Write the answer in relation to the original problem
Tip 1: Underline or circle the numbers in the problem.
Tip 2: Look for keywords that tell you whether to add or subtract.
Tip 3: Draw pictures or use objects to visualize the problem.
Tip 4: Always answer in complete sentences that match the question.
Tip 5: Check your answer by estimating if it's reasonable and up to 100.
Common errors: Misreading numbers, using wrong operation, answer exceeding 100, not answering in context.
Key concepts: Keywords guide operations, verification is important, context matters.
Memorization tips: "Up to 100 means the answer must be 100 or less!" for verification.
Essential rules to remember:

• Addition keywords: more, total, altogether, combined, sum, increased by

• Subtraction keywords: less, fewer, left, gave, spent, decreased by, difference

• Verification: Always check that your answer is ≤ 100

• Context: Always answer in the context of the original problem

Examples progression
Simple addition word problem (≤ 100):

"Tom has 23 marbles. He finds 15 more. How many does he have?" → 23 + 15 = 38 (≤ 100 ✓)

Simple subtraction word problem (≤ 100):

"Sarah had 45 cookies. She ate 18. How many are left?" → 45 - 18 = 27 (≤ 100 ✓)

Mixed operations word problem (≤ 100):

"Jake collected 52 shells. He gave 23 to his friend and then found 14 more. How many does he have?" → 52 - 23 + 14 = 43 (≤ 100 ✓)

Solution: Exercises 4 to 5
4 Multi-step word problem with solution up to 100
Exercise 4
A school library has 78 books. On Monday, 25 books were borrowed by students. On Tuesday, 19 books were returned. How many books are in the library now? (Solution is under 100)
Definition:

Multi-step word problem with solution up to 100: A word problem that requires multiple operations to solve, with the final answer being 100 or less

Problem
78 - 25 + 19
Step 1
78 - 25 = 53
Step 2
53 + 19 = 72
Step 1: Read and understand the problem

The library starts with 78 books

On Monday: 25 books borrowed (subtraction)

On Tuesday: 19 books returned (addition)

We need to find the final number of books

The answer should be up to 100

Step 2: Identify the operations

First: 78 - 25 (books borrowed)

Then: + 19 (books returned)

Step 3: Solve step by step

After Monday: 78 - 25 = 53 books remaining

After Tuesday: 53 + 19 = 72 books total

Step 4: Verify the answer is up to 100

72 < 100 ✓

Step 5: Write the answer in context

The library has 72 books now.

The library has 72 books now.
Final answer:

The library has 72 books now.

Applied rules:

• Order of operations: Work from left to right

• Keywords: "borrowed" (subtraction), "returned" (addition)

• Verification: Always check that your answer is up to 100

Multi-Step Problem With Solution Up to 100
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Starting Amount

Library has: 78 books

Monday: Borrowed

78 - 25 = 53

25 books borrowed

Tuesday: Returned

53 + 19 = 72

19 books returned

Verification

72 ≤ 100 ✓

Answer is valid!

5 Comparison word problem with solution up to 100
Exercise 5
Emma has 64 crayons. Ben has 38 crayons. How many more crayons does Emma have than Ben? (Solution is under 100)
Definition:

Comparison word problem with solution up to 100: A word problem that asks for the difference between two quantities, with the answer being 100 or less

Problem
64 - 38
Setup
Emma's crayons - Ben's crayons
Result
26
Step 1: Read and understand the problem

Emma has 64 crayons

Ben has 38 crayons

We need to find the difference (how many more)

The answer should be up to 100

Step 2: Identify the numbers

Emma's amount: 64 crayons

Ben's amount: 38 crayons

Step 3: Determine the operation

Since we're finding "how many more", we use subtraction

Equation: 64 - 38 = ?

Step 4: Solve the equation

64 - 38 = 26

Step 5: Verify the answer is up to 100

26 < 100 ✓

Step 6: Write the answer in context

Emma has 26 more crayons than Ben.

Emma has 26 more crayons than Ben.
Final answer:

Emma has 26 more crayons than Ben.

Applied rules:

• Keywords: "how many more" indicates subtraction

• Comparison: Subtract the smaller number from the larger number

• Verification: Always check that your answer is up to 100

Comparison Problem With Solution Up to 100
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Given Information

Emma has: 64 crayons

Ben has: 38 crayons

Operation

Keywords: "how many more"

Operation: Subtraction

Equation: 64 - 38

Final Answer

64 - 38 = 26

26 ≤ 100 ✓

Emma has 26 more crayons

Questions & Answers

Question: How do I know if my answer is up to 100? What does "up to 100" mean?

Answer: "Up to 100" means your answer can be 100 OR any number less than 100. Here's how to check:

  • After solving, look at your answer
  • Is it 100? Then it's okay!
  • Is it less than 100? Then it's okay!
  • Is it more than 100? Then it's too big!

For example: If your answer is 85, it's up to 100 ✓. If your answer is 101, it's too big ✗.

Question: My child sometimes gets answers over 100. How can I help them avoid this?

Answer: Here are strategies to help your child stay within 100:

  • Have them estimate the answer before calculating
  • Check if the numbers in the problem suggest the answer should be small
  • Review their work step by step
  • Practice with problems that naturally lead to smaller answers
  • Encourage them to verify: "Does this answer make sense?"

For example, if they start with 20 and add 15, the answer should be around 35, not 135!

Question: I want to get faster at solving these problems. Are there any shortcuts I can learn?

Answer: Once you master the basics, here are some strategies for advanced learners:

  • Keyword recognition: Quickly identify operation words without reading the whole problem
  • Estimation: Estimate the answer first to catch mistakes
  • Patterning: Notice that similar problems follow the same structure
  • Mental math: Practice doing calculations in your head

But remember, accuracy is more important than speed! Always double-check your work.

Practice with timed drills once you're comfortable with the basic strategies to build speed and accuracy.