Let's solve each problem in
Decimal Math Game #8 step by step.
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1. Jenna paid $3.75 for her lunch. Benjamin paid $4.56 for his lunch. How much did both lunches cost?
Solution:
Add the two amounts:
$$
3.75 + 4.56 = 8.31
$$
✔ Answer: $8.31
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2. Katherine bought a toy for $5.67. Her brother bought a toy for $3.45. How much did they spend altogether?
Solution:
Add the two amounts:
$$
5.67 + 3.45 = 9.12
$$
✔ Answer: $9.12
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3. Jeremiah had 9.7 pounds of soil for his garden. Kai brought 8.25 more pounds of soil. How many pounds of soil did they have in all?
Solution:
Add the soil amounts:
$$
9.70 + 8.25 = 17.95
$$
✔ Answer: 17.95 pounds
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4. Elizabeth rode her bike 8.72 feet. Then she rode 10.34 more feet. How many total feet did she ride her bike?
Solution:
Add the distances:
$$
8.72 + 10.34 = 19.06
$$
✔ Answer: 19.06 feet
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5. The door is 7.5 feet tall. The frame for the door is .6 feet taller than the door. How tall is the door frame?
Solution:
Add the extra height to the door height:
$$
7.5 + 0.6 = 8.1
$$
✔ Answer: 8.1 feet
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6. The body of the cat is 1.3 feet long. Her tail is 0.7 feet tall. How long is the cat?
Note: "Her tail is 0.7 feet tall" likely means "her tail is 0.7 feet long" — this is a typo or miswording.
So, total length = body + tail:
$$
1.3 + 0.7 = 2.0
$$
✔ Answer: 2.0 feet
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✔ Final Answers:
1. $8.31
2. $9.12
3. 17.95 pounds
4. 19.06 feet
5. 8.1 feet
6. 2.0 feet
Let me know if you'd like these formatted as a printable answer sheet!
Parent Tip: Review the logic above to help your child master the concept of decimals word problems worksheet.