Q.1. Rob is very fond of tall structures. He likes collecting pictures and comparing them.
Two of his favorite buildings are Chicago’s Sears Tower and Dubai’s Burj Khalifa. If Burj Khalifa stands at 830 meters high and Sears Tower stands at 527 meters high, how much higher is Burj Khalifa than Sears Tower?
830 – 527 = 303
Burj Khalifa is 303 meters higher than Sears Tower.
Q.2. Rob is very fond of tall structures. He likes collecting pictures and comparing them.
Having been to Paris, Rob also remembered the Eiffel Tower, which was the tallest structure in the world at the time it was built in 1887. If the Eiffel Tower is 324 meters tall, how much lower is it compared to today’s tallest man-made structure, the Burj Khalifa?
830 – 324 = 506
The Eiffel Tower is lower than Burj Khalifa by 506 meters.
Q.3. Rob is very fond of tall structures. He likes collecting pictures and comparing them.
Lastly, Rob compared Canada’s CN Tower and Seattle’s Space Needle. How tall is the Space Needle if the CN Tower stands at 553 meters high and it is taller than the Space Needle by 369 meters?
553 – 369 = 184
The Space Needle in Seattle is 184 meters tall.
Q.4. Rob is very fond of tall structures. He likes collecting pictures and comparing them.
Rob also compared the Empire State Building and the Petronas Towers. What is the height difference between the two if the Empire State Building is 443 meters tall and the Petronas Towers is 452 meters tall?
452 – 443 = 9
The difference between the heights of the two buildings is 9 meters.
Q.5. Rob is very fond of tall structures. He likes collecting pictures and comparing them.
Rob also matched the London Eye which stands at 443 feet and Las Vegas’ High Roller standing at 550 feet. The High Roller can fit 40 people in each of its cabins. Being the tallest Ferris wheel in the world, how much taller is High Roller than the London Eye?
550 – 443 = 107
High Roller is taller than the London Eye by 107 feet.
Q.6. Mike and his brother Joe found a map leading to a buried treasure on an unknown island, so they decided to go on a treasure hunt.
After decoding the clues on the map, they found out that they needed to go to the Island of Mysteries which was 120 miles away. To get there, they could either take a plane for $600 or a boat for $254. How much money can they save if they took a boat to the island?
600 – 254 = 346
They can save $346 if they took the boat.
Q.7. Mike and his brother Joe found a map leading to a buried treasure on an unknown island, so they decided to go on a treasure hunt.
The map led them through the forest and into a cave. To open the cave doors, they needed to put weights on a switch. If the switch already has 234 lbs of weights and the total needed is 712 lbs, how much more weight to they need to add?
712 – 234 = 478
They need to add 478 lbs on the switch to open the cave doors.
Q.8. Mike and his brother Joe found a map leading to a buried treasure on an unknown island, so they decided to go on a treasure hunt.
At the end of the cave, they found a golden chest. If the chest contains 421 diamonds and 377 rubies, how many more diamonds are there than rubies?
421 – 377 = 44
There are 44 more diamonds than there are rubies.
Q.9. Mike and his brother Joe found a map leading to a buried treasure on an unknown island, so they decided to go on a treasure hunt.
When they arrived on the island, they looked at the clues and found out that the number of steps they need to take to get to the next clue was the difference between 537 and 369. How many steps do they have to take to get to the next clue?
537 – 369 = 168
They have to take 168 steps to get to the next clue.
Q.10. Mike and his brother Joe found a map leading to a buried treasure on an unknown island, so they decided to go on a treasure hunt.
The cave is 974 feet deep and 412 feet long and 300 feet wide. If the brothers are already 588 feet deep, how much farther down is the bottom of the cave?
974 – 588 = 386
The cave is 386 feet further down.
Q.11. Simon, an adventurer, got trapped in the magical Blackwood Forest. In order to find his way out, he needs to solve a series of puzzles.
The first puzzle involved two giant trees. To open the path, he needs to find the height difference between the two trees. If the first tree is 465 feet high and the second is 399 feet, what is the height difference?
465 – 399 = 66
The height difference is 66 feet.
Q.12. Simon, an adventurer, got trapped in the magical Blackwood Forest. In order to find his way out, he needs to solve a series of puzzles.
The exit door leads to a river 487 inches across; if the bridge he needs to cross is only 295 inches, how much longer does he need to build if he wants to cross the river using the bridge?
487 – 295 = 192
He needs to build 192 additional inches in order to cross the bridge.
Q.13. Simon, an adventurer, got trapped in the magical Blackwood Forest. In order to find his way out, he needs to solve a series of puzzles.
At the edge of the forest, an anthill is blocking his way out. In order to pass through, Simon needs to help the ants gather food. If the ants need 911 grains of food and they already have 762, how many more grains are needed to be gathered?
911 – 762 = 149
149 more grains are needed to be gathered.
Q.14. Simon, an adventurer, got trapped in the magical Blackwood Forest. In order to find his way out, he needs to solve a series of puzzles.
The path opened to a beautiful garden enclosed by a 600-foot wall. The exit door will open when the number of white flowers is the same as the number of red flowers. If there are 555 white flowers and 347 red flowers, how many more red flowers are needed?
555 – 347 = 208
208 additional red flowers are needed to open the exit door.
Q.15. Simon, an adventurer, got trapped in the magical Blackwood Forest. In order to find his way out, he needs to solve a series of puzzles.
Across the river, he fell into a hole 24 feet deep. To get out, he needs to fill it with 823 gallons of water. If the hole initially has 676 gallons, how much more water does he need to fill it?
823 – 676 = 147
He needs to fill it with 147 more gallons of water.
12 videos|60 docs|25 tests
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1. What is subtraction? |
2. How do you perform subtraction? |
3. What is the difference between subtraction and addition? |
4. Can subtraction result in a negative number? |
5. How is subtraction used in everyday life? |
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