Unit 2 Math Review

Which number sentence is true?

• 11-1=5+5

• 11+1=6+4

• 10-1=6+6

• 9+2=9-2

?

• 7

• 5

• 4

• 3

Jose is 5 years old. Gael is 8 years old. Debany is older than Jose but younger than Gael . How old could Debany be?

• 4

• 10

• 3

• 7

• 3 tens and 6 ones

• 5 tens and 6 ones

• 6 tens and 5 ones

Which problem situation matches the number sentence 10-4=6?

• Anna had 4 toys and found 10 new toys. How many toys did Anna have in all?

• Anna had 10 toys but gave 4 to her brother. How many toys does Anna have

  left?

• Anna had 6 toys but lost 4 of her toys. How many toys does Anna have left?

Which problem situation matches the number sentence 2 + 2 + 2= 8?

• May had 2 baseball cards, 2 football cards, and 2 basketball cards. How many

  cards did May have in all?

• May had 3 baseball cards and 3 football cards. How many cards did May have

  in all?

• May had 3 baseball cards, 3 football cards, 3 basketball cards, and 9 hockey

  cards. How many cards did May have in all?

Look at the fact.

10 + 3 + 2 = 15

Which equation is NOT true?

• 13 + 2 = 15

• 10 + 5 = 15

• 15 – 5 = 15

Which number goes in the blank?

2+4=6

4+ =6

• 2

• 1

• 3

Victoria went camping. She saw 2 rabbits. She saw 2 mice. She saw 4 deer. Which

shows how to find the total number of animals Victoria saw?

• 2+2+4=

• 2+2=

• 4+2=

Kamyla bought 5 apples. She bought 2 oranges. She bought 3 bananas. Which shows how

to find the total pieces of fruit Kamyla bought?

• 5+2+3=

• 2+3=

• 5+2=