Addition and Subtraction Flash Cards

Mrs. Jackson had 342 paint brushes.

-She threw away 87 broken paint brushes .
-Then she bought 150 more paint brushes.

Which equation shows how to find the number of paintbrushes she has now?

• 342 - 87 - 150 =

• 342 - 87 + 150 =

• 342 + 87 + 150 =

• 342 + 87 - 150 =

Timothy wants to buy a camera that costs $75. He has saved $23, as shown in the model.

Which equation can be used to find how much more money Timothy needs in order to buy the camera?

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Marco has a total of 725 sheep in two fields. He has 368 sheep in one of the fields. How many sheep does Marco have in the other field?

• 1,093 sheep

• 357 sheep

• 357 fields

• 367 sheep

There were 45 pretzels at a bakery. A baker made 20 more pretzels. The bakerthen sold 8 pretzels. Which equation shows how to find the number of pretzelsthere are now?

• 45 + 20 - 8 =

• 45 - 20 - 8 =

• 45 + 20 + 8 =

• 45 - 20 + 8 =

Juan has 253 marbles. Ella has 38 more marbles than Juan. How many marbles does Ella have? Ella has _____ marbles.

Use mental math to solve.

120 + 42 + 80

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Find the sum of 12908; 456; 7843

James have 90 marshmallows in the jar. He adds 382 more. How many marshmallows are now in the jar? 

• 472

• 289

• 340

• 198

679

+56

• 61215

• 635

• 4635

• 345

• 735

Jordan read 485 pages last month and 391 pages this month. How many pages did Jordan read altogether?

• 866 pages

• 876 pages

• 886 pages

• 877 pages