Basic Math II

Round 136 to the nearest ten.

Round 224 to the nearest ten.

Round 2,492 to the nearest hundred.

Round 909,090 to the nearest hundred.

Round 9,099 to the nearest thousand.

Solve: -7 - 4 = ?

Solve: 176 / 8 = ?

 $6^2\ =\ ?$  

 $2^6=?$  

 $\left(\frac{2}{3}\right)^4\ =\ ?$