For the appetizers, she needs to make 750 mini meat pies. She divided her crew into 3 teams. If the first team made 235, and the second made 275, how many pies should the third team make?
First, 235 + 275 = 510; then, 750 – 510 = 240
The third team should make 240 more mini meat pies.
He started by gathering some wood. According to his blueprint, he will need 376 boards of wood. If his friend gave him 123 boards and his brother gave him 136 boards, how many more boards does he need to gather?
376 – 123 – 136 = 117
He needs to gather 117 more boards
They started by cleaning the rivers that flow through the city. If her group was able to collect 387 pounds of garbage and another group gathered 39 pounds less than Lizzie’s group, how much garbage were the two groups able to gather?
First, 387 – 39 = 348; then, 387 + 348 = 735
They were able to gather 735 pounds of garbage.
For the party, they prepared a few snacks for everyone. If his sister prepared 25 mini cupcakes and his mother prepared 30, how many did his grandmother prepare if they have a total of 100 cupcakes?
First, 25 + 30 = 55; then, 100 – 55 = 45
His grandmother prepared 45 mini cupcakes.
Her first destination was in an island of statues which is 436 miles from her home. She took a plane that made two stopovers, the 1st stopover after covering 132 miles and the 2nd stopover after another 236 miles. How much farther is the island from the 2nd stopover?
First, 132 + 236 = 368; then, 436 – 368 = 68
The island is located 68 miles from the 2nd stopover.
The next food item she has to prepare is soup. She needs 280 cups of mushroom soup. If the first team made 90 cups in 60 minutes, and the third team made 70 cups in 90 minutes, how any cups should the second team prepare in order to meet the required amount of soup?
First, 90 + 70 = 160; then, 280 – 160 = 120
The second team needs to prepare 120 cups of soup.
He also needed some nails. He already had 247 nails from last year, he purchased another 109 nails at the store and then he found another 144 in his toolshed. How many nails does he have?
247 + 109 + 144 = 500
He has 500 nails.
After cleaning the rivers, they went on to tidy up farmland. Lizzie’s group cleared 250 acres of land and the other group cleared 265 acres. If there is a total of 900 acres of land, how many more acres of land remain to be cleared?
First, 250 + 265 = 515; then, 900 – 515 = 385
385 acres of land remains to be cleared.
They also prepared some chips. If he prepared 350 grams of chips and his father prepared 268 grams, how much chips should his brother prepare if they are to have 800 grams of chips?
First, 350 + 268 = 618; then, 800 – 618 = 182
His brother should prepare 182 grams of chips.
Katie spent a total $350 on her whole stay on the island. If she spent $125 on food and $135 on hotel rooms, how much did she spend on buying other stuff?
First, 125 + 135 = 260; then, 350 – 260 = 90
She spent $90 on buying other stuff.
For the first main dish, they were asked to cook steak. If the third and second team cooked 240 plates of steak, and the first team cooked 75 plates less than what the second and third team made, how many steaks did they cook altogether?
First, 240 – 75 = 165; then, 240 + 165 = 405
They cooked a total of 405 steaks.
To add support, Alvin decided to tie the wood joints with rope. He needs 185 feet of rope. He had 46 feet of rope to start and then his friend gave him some more. Now Alvin only needs 57 feet. How many feet of rope did his friend give to him?
First, 57 + 46 = 103; then, 185 – 103 = 82
His friends gave him 82 feet of rope.
The city has 1,200 people living in 453 houses. The two groups will also collect garbage from all the houses. If Lizzie’s group visited 238 houses while the other group visited 190, how many more houses remain?
238 + 190 = 428; then, 453 – 428 = 25
25 houses remain.
Since pizza is a favorite in Kevin’s family, they also bought some. His sister bought 48 slices of pizza and his brother bought 48 as well. One of the neighbors brought 27 slices. How many slices were there altogether?
First, 48 + 48 + 27 = 123 They have 123 slices of pizza altogether.
Next, she went to a region full of mountains. There she saw 532 species of insects, reptiles, and birds. If she saw 253 insect species and 143 bird species, how many reptile species did she see?
First, 253 + 143 = 396; then, 532 – 396 = 136
She saw 136 reptile species.
For the second main course, they made fish fillets for the 320 people at the party. The first team made 189 pieces, the second team made 131 pieces and the third team made 180 pieces, how many pieces were made altogether?
189 + 131 + 180 = 500
500 pieces were made altogether.
Alvin wanted to make sure that he is protected from the cold evenings in the forest, so he decided to build a fireplace made of cement. If he bought 215 lbs of cement and his son brought another 137 lbs, how much cement did he have originally if he now has 450 lbs?
First, 215 + 137 = 352; then, 450 – 352 = 98
He originally had 98 lbs of cement.
If Lizzie’s group is composed of 54 people and they have 17 more members than the other group, how many people are working all together to clean the city?
First, 54 – 17 = 37; then, 54 + 37 = 91
There are 91 people working to clean the city.
Their neighbors, wanting to welcome them, also brought in some food. If one neighbor brought 75 hotdogs and another neighbor brought 25 less hotdogs than the first one, how many hotdogs were brought by the neighbors in total?
First, 75 – 25 = 50; then, 75 + 50 = 125 The neighbors brought a total of 125 hotdogs.
After the mountain region, she went to a famous beach. There, she collected 166 yellow seashells, 76 red shells and 49 green shells. How many shells did she collect?
166 + 76 + 49 = 291
She collected 291 seashells.
They served a total of 179 adults and 141 children. If 156 of the people they served are male, how many are female?
First, 179 + 141 = 320; then, 320 – 156 =164
They served 164 females.
For finishing touches, Alvin needs 70 gallons of paint. If he bought 23 gallons to add to his existing 36 gallons of paint, how much more paint will he need?
70 – 23 – 36 = 11
He needs 11 more gallons of paint.
Finally, they had to inspect factories to make sure they are treating their waste properly. If Lizzie’s group went to 69 factories, the second group went to 52 factories, and the two groups visited another 48 factories together, how many factories were inspected in total?
69 + 52 + 48 = 169
169 factories were inspected in total.
After the party, Kevin estimated that the total money they spent on food, drinks, and utensils for the 25 guests sums up to $560. If they spent $268 on food and $118 on utensils, how much did they spend on drinks?
First, 268 + 118 = 386; then, 560 – 386 = 174 They spent $174.00 on drinks.
Before she went home, she bought t-shirts, key chains, and handmade bracelets as souvenirs. She spent $347.00 on key chains and bracelets which is $146.00 more than she spent on t-shirts. How much money did she spend on all the souvenirs?
First, 347 – 146 = 201; then, 201 + 347 = 548
She spent $548.00 on all the souvenirs.