Addition
Subtraction
Rounding to 10
Rounding to 100
Word Problems
100

4 + 7 = ?

11

100

13 - 8 = ?

5

100

Round 19 to the nearest 10.

Redondea 19 al número entero más cercano a 10.

20

100

Round 99 to the nearest hundred.

100

100

In November, Ms. Markland gave 102 bee cards, and Mrs. Rowell gave 159 bee cards. How many bee cards did they give out in all?

En noviembre, la Sra. Markland dio 102 tarjetas de abejas y la Sra. Rowell dio 159 tarjetas de abejas. ¿Cuántas tarjetas de abejas dieron en total?

261 bee cards/ tarjetas de abejas

200

25 + 75 = ?

100

200

90 - 45 = ?

45

200

Round 54 to the nearest ten.

Redondea 54 al número entero más cercano a 10.

50

200

Round 517 to the nearest hundred.

500

200

Giuliana has 6 packs of crayons. Each pack has 10 crayons. How many crayons does she have in all?

Giuliana tiene 6 paquetes de crayones. Cada paquete tiene 10 crayones. ¿Cuántos crayones tiene en total?

60 crayons/ 60 crayones

300

430 + 230 = a

660

300

850 - 330 = c

520

300

Round 732 to the nearest ten.

Redondea 732 al número entero más cercano a 10.

730

300

Round 179 to the nearest hundred. 

200

300

Eliza has 150 beads. She makes 6 bracelets, and each bracelet has 5 beads. How many beads does Eliza have left?  Bonus: Write an equation that represents the situation.

Eliza tiene 150 chaquiras. Hace 6 pulseras y cada pulsera tiene 5 chaquiras. (Escribe una ecuación)



120 beads/ 120 chaquiras.

150 - (6 x 5) = ?

400

b = 357 + 211

468

400

x = 675 - 214

461

400

True or false: 397 rounded to the nearest ten is 400.

True

400

True or False: 850 rounded to the nearest hundred is 900.

True

400

Oscar has 503 Robux. He buys 8 items that each cost 10 Robux. How many Robux does Oscar have left?Bonus: Write an equation that represents the situation.

Óscar tiene 503 Robux. Compra 8 artículos que cuestan 10 Robux cada uno. ¿Cuántos Robux le quedan?

423 Robux

503 - (8 x 10) = ?

500

p = 368 + 275

643

500

m = 531 - 268

263

500

True or false: 645 rounded to the nearest ten is 640.

False

Bonus: What is 645 rounded to the nearest ten? Why?

500

Round 49 to the nearest hundred.

0

500

Addy is playing a card game with 392 cards. She give 108 cards to Asmaa. Then, Raymond gives her 213 cards. How many cards does Addy have now?Bonus: Raymond estimates that Addy will have about 500 cards. Do you agree with Raymond?

Addy está jugando un juego de cartas con 392 cartas. Le da 108 cartas a Asmaa. Luego, Raymond le da 213 cartas. ¿Cuántas cartas tiene Addy ahora?

Bonus: Raymond estima que Addy tendrá aproximadamente 500 cartas. ¿Estás de acuerdo con Raymond?

497

400 - 100 + 200 = 500

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