A school cafeteria made 540 sandwiches. By lunchtime, 268 were sold.
How many sandwiches are left?
272 sandwiches
Anna solved 234+152 and wrote 366. Is that correct? If wrong, show the correct result and explain the mistake briefly.
Wrong - 286, 5+3 in the tens in 8, not 6.
18 + 42=
60
82 - 49 = ___
Is 12 an even or odd number?
Even
A museum had 758 visitors in the morning and 189 more in the afternoon.
How many visitors came to the museum that day?
947 visitors
Ben solved 500−276 and wrote 224. Check his work and correct if needed.
Correct
156 + 237 =
393
509 − 364
145
Complete the pattern:
50, 40, 30, __, __, __
20, 10, 0
Oliver had 314 crayons. He found 58 more on the floor. How many crayons does Oliver have now?
372 crayons.
Julia says that 47 + 28 = 65. Is she correct, why or why nit?
Wrong - did not carry the one - it equals 75
Do 99 + 97 with no white board
196
342 - 77 =
265
Complete the pattern:
125, 135, 145, ____, ____, ____
155, 165, 175
Maya has 248 stickers. She gives 76 stickers to her friend. Later that day Maya buys 45 more stickers. How many stickers does Maya have now?
217 stickers
"I subtracted 407−189 and got 318," says Chris. Is he correct? If not what is the correct answer and what did Chris do wrong?
Wrong - 218, he forgot to make 4 become 3 when he borrowed from the hundreds.
198 + 29 = ___
227
600 - 479 =
121
What is the difference between 157 and 38?
119
A bookstore received 485 books on Monday.
On Tuesday, they received 276 more books.
On Wednesday, 198 books were sold.
How many books does the bookstore have now?
563 books
A second grader turned in their homework stating that 156 + 248 equals 394. Should the teacher mark it correct? Why or why not?
Wrong - 404
487 + 596 =
1,083
804 − 469
335
Draw a tape diagram for this word problem AND tell me what unit should be used in the answer: Tara made 362 chocolate chip cookies yesterday. She sold 173 at her bake sale. How many does she have left?
Answer: 189 Unit: cookies
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Part: 173 | Part: ? |
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Whole: 326 |
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