Let’s go through each problem one by one and solve them carefully.
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1. Discounts: A store is offering a 20% discount on all emoji merchandise. If an emoji pillow costs $15.99 before the discount, what is the discounted price?
Step 1: Find 20% of $15.99
→ 20% = 0.20
→ 0.20 × 15.99 = 3.198 → round to $3.20
Step 2: Subtract discount from original price
→ 15.99 - 3.20 = 12.79
✔ Discounted price =
$12.79
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2. Equations: Sarah loves using emojis in her math equations. If she multiplies 0.5 by 0.3 and adds the result to 0.2, what is the final answer?
Step 1: Multiply 0.5 × 0.3
→ 0.5 × 0.3 = 0.15
Step 2: Add 0.2
→ 0.15 + 0.2 = 0.35
✔ Final answer =
0.35
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3. Sales: A store sells emoji stickers for $0.99 each. If a customer buys 7 stickers, how much will they pay in total?
Step 1: Multiply price per sticker by number of stickers
→ 0.99 × 7 = 6.93
✔ Total =
$6.93
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4. Emoji Pizza Slices: A pizza emoji is divided into 8 equal slices. If Mia eats 3.75 slices, how many slices are left?
Step 1: Subtract eaten slices from total
→ 8 - 3.75 = 4.25
✔ Slices left =
4.25
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5. Ratios: In a classroom, 2/5 of the students prefer the smiley face emoji, 1/4 prefer the heart emoji, and the rest prefer the thumbs-up emoji. If there are 40 students in total, how many students prefer the thumbs-up emoji?
Step 1: Find how many prefer smiley face
→ 2/5 × 40 = 16 students
Step 2: Find how many prefer heart emoji
→ 1/4 × 40 = 10 students
Step 3: Add those two groups
→ 16 + 10 = 26 students
Step 4: Subtract from total to find thumbs-up lovers
→ 40 - 26 = 14
✔ Thumbs-up emoji fans =
14 students
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6. Lengths: An emoji message contains 140 characters. If 3/10 of the characters are emojis, how many characters are non-emoji characters?
Step 1: Find how many are emojis
→ 3/10 × 140 = 42 emojis
Step 2: Subtract from total to get non-emojis
→ 140 - 42 = 98
✔ Non-emoji characters =
98
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7. Discounts Part II: A store is offering a 30% discount on all emoji keychains. If an emoji keychain costs $4.50 before the discount, what is the discounted price?
Step 1: Find 30% of $4.50
→ 0.30 × 4.50 = 1.35
Step 2: Subtract discount
→ 4.50 - 1.35 = 3.15
✔ Discounted price =
$3.15
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8. Conversions: If 2.5 kilograms of emoji erasers are equal to 2500 grams, what is the conversion factor between kilograms and grams?
Step 1: We know 2.5 kg = 2500 g
→ So, 1 kg = 2500 ÷ 2.5 = 1000 g
✔ Conversion factor =
1000 grams per kilogram
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9. Party: In an emoji-themed party, 3/8 of the guests wear emoji costumes, and the rest wear other costumes. If there are 48 guests in total, how many guests wear other costumes?
Step 1: Find how many wear emoji costumes
→ 3/8 × 48 = 18 guests
Step 2: Subtract from total to find others
→ 48 - 18 = 30
✔ Guests with other costumes =
30
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10. Repeating Decimals: If 1/3 is written as a decimal, what is the decimal representation?
Step 1: Divide 1 by 3
→ 1 ÷ 3 = 0.333... (repeating)
✔ Decimal representation =
0.333... or
0.\overline{3}
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Final Answer:
1. $12.79
2. 0.35
3. $6.93
4. 4.25
5. 14
6. 98
7. $3.15
8. 1000
9. 30
10. 0.333...
Parent Tip: Review the logic above to help your child master the concept of multiplying decimals word problems worksheet.