ISEE Lower Level Quantitative Reasoning - How to add

Zack ate pieces of chocolate at lunch and pieces of chocolate after dinner. How many pieces did he eat?

Explanation

This is an addition problem because we want to know how many total pieces of chocolate Zack ate all together. We can add or

If I have quarter and nickels, how many cents do I have?

$40\cent$

$50\cent$

$45\cent$

$55\cent$

$60\cent$

Explanation

Each quarter is worth $25\cent$ and each nickel is worth $5\cent$ .

We have one quarter and three nickels.

$25\cent$ $\frac{\begin{array}[b]{r}5\cent\ \ 5\cent\ +\ 5\cent\end{array}}{ \ \ \space 15\cent}$

$\frac{\begin{array}[b]{r}25\cent\ +\ 15\cent\end{array}}{ \ \ \ \space 40\cent}$

If I have quarter and pennies, how many cents do I have?

$28\cent$

$22\cent$

$25\cent$

$30\cent$

$38\cent$

Explanation

Each quarter is worth $25\cent$ and each penny is worth $1\cent$ .

We have one quarters and three pennies.

$25\cent$ $\frac{\begin{array}[b]{r}1\cent\ \ 1\cent\ +\ 1\cent\end{array}}{ \ \ \ \space 3\cent}$

$\frac{\begin{array}[b]{r}25\cent\ +\ 3\cent\end{array}}{ \ \ \space 28\cent}$

If I have pennies and quarters, how many cents do I have?

$78\cent$

$76\cent$

$77\cent$

$79\cent$

$80\cent$

Explanation

Each penny is worth $1\cent$ and each quarter is worth $25\cent.$

We have three pennies and three quarters.

$\frac{\begin{array}[b]{r}1\cent\ \ 1\cent\ +\ 1\cent\end{array}}{ \ \ \ \space 3\cent}$ $\frac{\begin{array}[b]{r}25\cent\25\cent\ +\ 25\cent\end{array}}{ \ \ \ \space 75\cent}$

$\frac{\begin{array}[b]{r}3\cent\ +\ 75\cent\end{array}}{ \ \ \ \space 78\cent}$

If I have nickels and dimes, how many cents do I have?

$50\cent$

$12\cent$

$7\cent$

$17\cent$

$35\cent$

Explanation

Each nickel is worth $5\cent$ and each dime is worth $10\cent$ .

We have four nickels and three dimes.

$\frac{\begin{array}[b]{r}5\cent\ \ 5\cent\5\cent\ +\ 5\cent\end{array}}{ \ \ \ \space 20\cent}$ $\frac{\begin{array}[b]{r}10\cent\ \ 10\cent\ +\ 10\cent\end{array}}{ \ \ \ \space 30\cent}$

$\frac{\begin{array}[b]{r}20\cent\ +\ 30\cent\end{array}}{ \ \ \ \space 50\cent}$

The fence is centimeters taller than the grill. The grill is centimeters. How tall is the fence?

centimeters

Explanation

This is an addition problem because we have the difference in height from the question. The grill is centimeters tall and fence is centimeters taller than the grill, is our difference. We can add our difference to the grill's height to find out how tall the fence is.

$\frac{\begin{array}[b]{r}61\ +\ 38\end{array}}{ \ \ \ \space 99}$

David is inches taller than Alison. Alison is inches tall. How tall is David?

inches

Explanation

This is an addition problem because we have the difference in height from the question. Alison is inches tall and David is inches taller than her, is our difference. We can add our difference to Alison's height to find out how tall David is.

$\frac{\begin{array}[b]{r}60\ +\ 18\end{array}}{ \ \ \ \space 78}$

The pet store has tanks for frogs. The first tank has frogs and the second tank has frogs. How many total frogs does the pet store have?

Explanation

This is an addition problem because we want to know how many total frogs the pet store has all together. We can either add or

If I have quarters and pennies, how many cents do I have?

$78\cent$

$75\cent$

$6\cent$

$9\cent$

$35\cent$

Explanation

Each quarter is worth $25\cent$ and each penny is worth $1\cent$ .

We have three quarters and three pennies.

$\frac{\begin{array}[b]{r}25\cent\ \ 25\cent\ +\ 25\cent\end{array}}{ \ \ \ \space 75\cent}$ $\frac{\begin{array}[b]{r}1\cent\ \ 1\cent\ +\ 1\cent\end{array}}{ \ \ \ \space 3\cent}$