Show:
Tables
Even More Tables
Subtraction
Comparing
Addition
100
What number completes the table when S = 22? S S+ 2 5 7 13 15 22 ?
22+2= 22 + 2 24
100
How many first and third graders bought smencils? Grade Level Number of Smencils First 10 Second 20 Third 30 Fourth 40 Fifth 50
10 + 30= ? Add the tens and ones! 0+0= 0 1+3= 4 40
100
Scarlet went to the beach and collected 13 shells on Friday. On Saturday she collected some more. On Sunday she had a total of 43 shells. How many shells did she collect on Saturday?
43- 13= ? 43 - 13 30 She collect 30 shells on Saturday.
100
Akeelah and Sensa are growing flowers in the greenhouse. Akeelah- 25 inches Sensa - 58 inches How many inches taller is Sensa's flower than Akeelah's flower?
58- 25= 58 -25 33 33 inches.
100
35+ 62= ?
35 +62 97
200
What number completes the table when S = 37? S S+ 5 8 13 21 26 37 ?
37+ 5= Count up! 38, 39,40, 41, 42
200
How many fourth and fifth graders bought smencils? Grade Level Number of Smencils First 10 Second 20 Third 30 Fourth 40 Fifth 50
What is 40+50= ? Add the tens and ones! 0+0= 0 4+5= 9 90
200
Julia earns money each week for doing her chores. This week she earned only $6. Next week she calculates that she will have a total of $27. How much money did she earn last week?
27- 6=? 27 - 6 21
200
There are two snakes in a desert. The sidewinder is 42 inches long. The rattlesnake is 53 inches long. How much longer is the rattlesnake than the sidewinder?
53-42=? 53 -42 11
200
412+165=?
412 +165 577
300
What number completes the table when S = 81? S S+ 10 27 37 56 66 81 ?
81+10= ? 81 +10 91
300
How many more fifth graders bought smencils than second graders? Grade Level Number of Smencils First 10 Second 20 Third 30 Fourth 40 Fifth 50
50- 20= ? Subtract the ones 0-0=0 Subtract the tens 5-2= 3 Add the tens and ones= 30
300
Eric is saving up his tickets to buy and huge prize from the race room. On Monday he earned 25 tickets. He earned some more tickets on Tuesday. By Wednesday he had a total of 67 tickets. How many tickets did he earn on Tuesday?
67-25=? 67 -25 42
300
William read 168 pages in a book in one day. Brett read 195 pages in one day. How many more pages did Brett read then William?
195-168=? 195 -168 Let's do this one on the board together.
300
Lindsay had 54 stickers. Jennifer gives Lindsay 32 more. How many stickers does Lindsay now have?
54+32=? 86
400
What number completes the table when S = 64? S S+ 24 30 54 43 67 64 ?
64+ 24=? 64 +24 88
400
About how many more fourth graders bought smencils than first graders? Grade Level Number of Smencils First 12 Second 40 Third 39 Fourth 18 Fifth 87
87- 12= ? About means to round!!!!! Round the nearest tens! 87 rounds to 90 12 rounds to 10 90-10= 80
400
Ashley scored 212 points playing Just Dance. She can earn a new song to dance to when she earns exactly 345 points. Ashley said that he needs about 100 points to get to the next song. Kierra said he needs about 140 points to get to the next song. Explain why both of their estimates are correct.
Ashley and Kierra are correct because one rounded to the nearest ten and the other rounded to the nearest hundred. The is what I did to find this out. Ashley 212 rounds to 200 345 rounds to 300 300-200= 100 Kierra 212 rounds to 210 345 rounds to 350 350-210= ? 350 - 210 140
400
Litzy and Ki'yon are both collecting tickets. Litzy has 156 tickets. Ki'yon had 212 tickets. How many more tickets does Ki'yon have than Litzy.
212 - 156=? 212 -156 Let's do this answer on the board together.
400
672+ 145=?
Let's do this answer on the board!
500
What number completes the table when S = 22? S S+ 12 30 42 43 85 55 ?
55+22= ? 55 +22 77
500
About how many more fourth graders bought smencils than first graders? Grade Level Number of Smencils First 12 Second 40 Third 39 Fourth 18 Fifth 87
About means to round!!!! Round to the nearest tens. 18 rounds to 20 12 rounds to 10 20- 10= 10
500
Mateo scored 162 points playing his video game. He can move on to the next level of the game when he earns exactly 279 points. Mateo said that he needs about 100 points to get to the next level. Larry said he needs about 120 points to get to the next level. Explain why both of their estimates are correct.
Both of the estimates are correct because Mateo rounded the scores to the nearest hundred and Larry rounded to the nearest ten. This is what I did to find the answer. Mateo: 162 rounds to 200 279 rounds to 300 300- 200= 100 Larry: 162 rounds to 160 279 rounds to 280 280-160= 280 -160 120
500
Tiara and Eric are playing a game at recess. Eric scored 360 points in the game. Tiara score 316 points. How many more points does Eric have than Tiara?
360- 316=? 360 -316 Let's do this on the board.
500
457+ 149=?
Let's do this answer on the board!