Question

PLS HELP PLS
how do I do,
1. Long Division using place value.

2. Add, subtract, multiply & divide fractions.

3. Divide mixed numbers.

4. Use Volume formula to Calculate
the volume of a rectangular prism.

5. Use the unit cubes method to Calculate
the volume of a rectangular prism.
AGAIN PLS HELP IM DESPERATE

Answer 1

1: not sure what you mean
2: to add and subtract, get common denominator. To multiply, multiply the terms horizontally. To divide, multiply by the reciprocal
3: multiply by reciprocal. Multiply the number part and fraction part.
4: volume=length*width*height
5: count all the cubes inside