Estimation Addition and Subtraction

Estimate  24+67=

• 910

• 80

• 95

• 90

Cale bought 231 cows and Lisa bought 392 cows. About how many total cows did they buy?

• 600 cows

• 500 cows

• 200 cows

• 100 cows

Mark has 641 marbles. Tucker has 219 marbles. About ow many more does Mark have than Tucker?

• 860

• 420

• 410

• 422

Cam has 390 baseball cards. He gives Lane 176 of the baseball cars. About how many baseball cards does Cam have left?

• 200

• 210

• 750

• 214

369+498

• 857
• 867
• 853
• 789

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

1677+4348

• 6025
• 6387
• 6839
• 6024

Tags

CCSS.4.NBT.B.4

6745+8475

• 19836
• 15220
• 15330
• 17879

Tags

CCSS.4.NBT.B.4

9836-6365

• 3659
• 3476
• 3472
• 3471

Tags

CCSS.4.NBT.B.4

784-262

• 522
• 625
• 874
• 878

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

784-763

• 21
• 22
• 31
• 41

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2