Open Number Line 2-Digit Addition

• 302

• 482

• 284

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

• 53

• 66

• 62

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

• 528

• 438

• 429

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

• 925

• 745

• 727

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

• 608

• 707

• 617

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

• 62

• 82

• 75

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

What is Lily's mistake on this open number line?

• She needs to subtract 4 ones

• She needs to add 5 tens

• She needs to add 2 hundreds

• She needs to add 3 tens

Tags

CCSS.2.NBT.B.7

Franny solved this addition using an open number line. What is her addition problem?

______ + _______ = _________

• 549 + 234 = 783

• 783 + 549 = 234

• 243 + 594 = 783

• 200 + 30 + 4 = 234

Tags

CCSS.2.NBT.B.7