Karteikarten
WP L1 Flashcards
Karten in diesem Stapel (20)
- 1Decide if you should add or subtract. A large charter bus can hold 125 children. There are 108 children in year 5 who will be attending the trip. How many more children could go on the bus trip?Subtract since you are asked "HOW MANY MORE".
- 2Decide if you should add or subtract. On Monday, 78 people attended the museum exhibit. The difference between Monday’s attendance and Tuesday’s attendance was 45 people. There were more people who attended on Tuesday. How many people went to the museum on Tuesday?Add because you are told the difference in the attendance for the 2 days.
- 3Decide if you should add or subtract. On Monday, 78 people attended the museum exhibit. Tuesday’s attendance was 45 people. How many less people went to the museum on Tuesday?Subtract because you are asked the question, "HOW MANY LESS"
- 4Decide if you should add or subtract. There was an increase of 56 students who were participating in football. Now there are 143 students in football. How many students were participating in football before the increase?Subtract because the question asks, "HOW MANY BEFORE THE INCREASE?"
- 5Decide if you should add or subtract. There was a decrease of 56 students who were participating in football. Now there are 143 students in football. How many students were participating in football before the decrease?Add because the questions asks for the the number BEFORE the decrease.
- 6Decide if you should add or subtract. Two suitcases are put on the scale at the airport. One suitcase weighs 13.6 kg and the total weight of both suitcases is 26.2 kg. What is the weight of the other suitcase?Subtract because you are given the weight of one suitcase and the TOTAL weight and you need to find the weight of the other suitcase.
- 7Decide if you should add or subtract. Two suitcases are put on the scale at the airport. One suitcase weighs 13.6 kg and the other is 26.2 kg. How much more does one suitcase weigh than the other suitcase?Subtract because you are comparing the weights of the suitcases.
- 8Decide if you should add or subtract. Two suitcases are put on the scale at the airport. One suitcase weighs 13.6 kg and the other is 26.2 kg. What is the combined weight of the two suitcases?Add because you are asked for the COMBINED weight of the suitcases.
- 9Decide if you should add or subtract. Mike had lots of pencils when he went to school. After giving away 36 pencils to his friends, Mike had 48 pencils left. How many pencils did Mike have when he went to school?Add because you are told how many pencils Mike still has and how many he gave away. You need to combine these numbers to find the total number of pencils Mike took to school.
- 10Decide if you should add or subtract. Two large charter busses are taking students on a trip. There are 56 students on the first bus and 78 students on the second bus. How many students are on both busses?Add because you are asked how many students are on BOTH busses.
- 11Decide if you need to add or subtract. Two large charter busses are taking students on a trip. There are 56 students on the first bus and 78 students on the second bus. What is the difference between the numbers of students on each bus?Subtract because you are asked for the DIFFERENCE
- 12Decide if you need to add or subtract. I am thinking of 2 numbers. Together their sum is 240. If one of the numbers is 134, what is the other number?Subtract. You are given the sum of the numbers together. So you need to subtract to find the missing number.
- 13Decide if you need to add or subtract. I am thinking of 2 numbers. If one of the numbers is 134, and the other number is 64 more what is the other number?Add because you are told the other number is 64 MORE so will need to add 64 to the number you know which is 134.
- 14Decide if you will need to add or subtract. I am thinking of 2 numbers. The first number is 27 less than the second number. The second number is 58. What is the first number?Subtract because you are asked to find the first number which you are told is 27 LESS THAN the second number.
- 15Decide if you need to add or subtract. I opened a box that contained 110 crackers. 13 of the crackers were broken. How many crackers were not broken?Subtract. You are told the total number of crackers (110). You are told the broken crackers (13). That leaves the not broken.
- 16Decide if you need to add or subtract. Sam found $38 in his backpack. Later He found $15 in is drawer. How much money does Sam have to go shopping at the mall?Add. You need to total the money Sam found in 2 different locations.
- 17Decide if you need to add or subtract. Erica ate 12 grapes. Riley ate 3 more grapes than Erica. How many grapes did both girls eat?Add, then add again. TRICKY! First you must add 3 + 12 to find out how many grapes Riley ate, then you add Erica's 12 + Riley's 15 to find the total.
- 18Decide if you should add or subtract. Today there were 368 adults and 546 children at the zoo. How many people were there altogether?Add since the question asks ALTOGETHER
- 19Decide if you should add or subtract. Today there were 368 adults and 546 children at the zoo. How many more children than adults were at the zoo?Subtract because the question is comparing the numbers by asking HOW MANY MORE.
- 20Decide if you need to add or subtract. Laura purchased wax to make candles. One piece weighed 3.49 kg and the other piece was 2.3 kg more than the first piece. How much did the second piece of wax weigh?Add. The 2nd piece was 2.3 kg MORE THAN the first piece.
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- Beschreibung
- This set of cards will give the student practice deciding if the problem requires addition or subtraction.
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- Math I Get it
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