Adding Three Digit Numbers

Silas has 328 beads. Carson has 124 beads. How many beads do they have in all?

• 451

• 452

• 552

• 521

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

165+232=

• 133

• 497

• 379

• 397

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

593+139=

• 732

• 632

• 435

• 466

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

357+263=

• 620

• 206

• 610

• 510

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Find the total when 523 and 367 are added together.

• 456

• 890

• 8900

• 1000

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Find the total when 523 and 367 are added together.

• 456

• 890

• 8900

• 1000

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Solve:
246 + 553 = ?

• 313

• 799

• 809

• 307

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

207 + 238 =

• 445

• 486

• 545

• 450

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Allison added 157 to 296 and got 343.
This is not the correct answer.
What did Allison do wrong?

• She did not regroup

• She subtracted

• She multiplied

• She did not add the hundreds place

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Determine the sum of 754 and 126.

• 880

• 88000

• 880000

• 8800

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2