Christopher has 20 coins, and Sherlyn gives 10 coins to Christopher. After sometime Sherlyn takes back her 10 coins. How many coins are remaining with Christopher?
a. 10
b. 20
c. 35
d. 22
e. 30
Question 2
John has 9 trading cards, and Bob has 17 trading cards. Use additive reasoning to write two sentences that compare the number of trading cards John and Bob have.
a. John has 8 fewer trading cards than Bob. Bob has 8 more cards than John.
b. John has 8 more trading cards than Bob. Bob has 8 fewer cards than John.
c. John has 4 fewer trading cards than Bob. Bob has 4 more cards than John.
d. John has 15 fewer trading cards than Bob. Bob has 15 more cards than John.
e. John has 8 fewer trading cards than Bob. Bob has 8 more cards than John.
The mammalian heart and the route blood takes through it.
At breakfast, a middle-class husband sits absorbed in the newspaper and the public affairs of the da
Who Takes Care of the Children While the Mothers Are at Work?
Adjusting a valve takes both hands—one to hold the wrench to loosen and tighten the lock nut and ...
A ring link network reduces the number of wires it takes to interconnect all of the modules.
Epiphyseal Plate in Long Bone Adolescent bone growth takes place along the epiphyseal plate