Using Benchmark Fractions to Estimate Sums and Differences

Round to the closest benchmark: 1/3

• 0
• 1/2
• 1

Tags

CCSS.4.NF.A.2

Round to the closest benchmark: 3/12

• 0
• 1/2
• 1

Tags

CCSS.4.NF.A.2

Round to the closest benchmark: 8/9

• 0
• 1/2
• 1

Tags

CCSS.4.NF.A.2

Round to the closest benchmark: 14/17

• 0
• 1/2
• 1

Tags

CCSS.4.NF.A.2

Round to the closest benchmark: 2/9

• 0
• 1/2
• 1

Tags

CCSS.4.NF.A.2

Round to the closest benchmark: 4/20

• 0
• 1/2
• 1

Tags

CCSS.5.NBT.A.4

 $\frac{1}{2}+\frac{2}{7}$  

• greater than 1

• less than 1 

Tags

CCSS.4.NF.B.3A

 $\frac{5}{8}+\frac{3}{5}$  

• greater than 1

• less than 1

Tags

CCSS.4.NF.B.3A

 $1\frac{1}{4}-\frac{1}{3}$  

• greater than 1

• less than 1

Tags

CCSS.4.NF.B.3A

 $\frac{3}{7}-\frac{1}{8}$  

• greater than  $\frac{1}{2}$  

• less than  $\frac{1}{2}$  

Tags

CCSS.4.NF.B.3A