Rational Number Operations

Gretchen spends 1/2 an hour grooming Hobo and 1/3 of an hour riding Hobo. How much time did she spend with Hobo?

• ⅖ hours
• ⅚ hours
• ⅔ hours
• ⅜ hours

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Cliff collects marbles. ½ of his collection is blue. Of the blue marbles ½ of these are a dark blue. How much of Cliff’s marble collection is dark blue? 

• 1 of the marbles
• ¼ of the marbles
• 10 of the marbles
• ½ of the marbles

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Janine collects sports equipment. ½ of her collection are sports balls. Of the sports balls  ¼ of them are softballs. How much of the sport equipment are softballs? 

• ¾
• 2
• ⅛
• ⅔

Tags

CCSS.5.NF.B.6

Candice and Chris run a relay race at recess. Candice runs 1 ⅓ of a lap around the track. Chris runs ½ of a lap around the track. How much farther does Candice run than Chris?

• ⅚ laps
• ⅔ laps
• ¾ laps
• ⅙ laps

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Tina lives 2 ¼ miles from the library. Sonya lives 3 ½ miles from the library. How much further does Sonya live than Tina?

• 1 ½ miles
• 1 ¼ miles
• ¾ miles
• ⅔ miles

Tags

CCSS.7.NS.A.1C

If a sheep eats ⅙ of a bale of hay a day how many sheep can be fed off of 2 bales of hay?  

• 3 sheep
• 6 sheep
• 9 sheep
• 12 sheep

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

Todd had ¾ of an apple left from breakfast. His sister ate ⅛ of what was left. How much of the apple is left?

• ⅞ of the apple
• ⅛ of the apple
• 3/32 of the apple
• ⅓ of the apple

Tags

CCSS.5.NF.B.6

An elevator went up 15 floors, down 9 floors, up 11 floors, and down 19 floors. Find the ending location.

• up 54 floors
• down 24 floors
• down 2 floors
• up 2 floors

Tags

CCSS.7.NS.A.3

An elevator went up 15 floors, down 9 floors, up 11 floors, and down 19 floors. Find the ending location.

• up 54 floors
• down 24 floors
• down 2 floors
• up 2 floors

An elevator went up 15 floors, down 9 floors, up 11 floors, and down 19 floors. Find the ending location.

• up 54 floors
• down 24 floors
• down 2 floors
• up 2 floors