Adding Fractions

Write the UNIT fraction addition equation for the 6/8:

• 3/8 + 3/8 = 6/8
• 1/8 + 1/8 + 1/8 + 1/8 + 1/8 + 1/8 = 6/8
• 2/8 + 2/8 + 2/8 = 6/8

Tags

CCSS.4.NF.B.3A

Write the UNIT fraction addition equation for 7/5:

• 5/5 + 2/5 = 7/5
• 3/5 + 3/5 + 1/5 = 7/5
• 1/5 + 1/5 + 1/5 + 1/5 + 1/5 + 1/5 + 1/5 = 7/5

Tags

CCSS.4.NF.B.3A

Write an addition equation with an addend for each color represented in the model:

• 3/9 + 1/9 + 2/9 + 3/9 = 9/9
• 6/9 + 3/9 = 9/9
• 2/9 + 4/9 + 3/9 = 9/9

Tags

CCSS.4.NF.B.3A

Decompose 8/12

• 4/5 + 3/10 = 8/12
• 5/12 + 3/12 = 8/12
• 2/12 + 3/12 + 1/12 = 8/12

Tags

CCSS.4.NF.B.3B

Write a fraction addition equation that fits the following model:

• 2/12 + 3/12 + 2/12 + 5/12 = 12/12
• 6/12 + 6/12 = 12/12
• 5/7 + 7/5 = 12/12

Tags

CCSS.4.NF.B.3A

Write an addition equation that matches the shading in the model:

• 3/3 + 2/3 = 5/6
• 4/6 + 3/6 = 5/6
• 3/6 + 2/6 = 5/6

Tags

CCSS.4.NF.B.3A

Write and addition equation that matches the number line model:

• 3/3 + 2/3 = 5/3
• 2/3 + 3/3 = 5/3
• 2/5 + 3/5 = 5/5

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B