Group work

In the story, “One Grain of Rice,” each day Rani was paid twice as much as the day before. Use the calculator to show how many grains of rice she received each day.

Day 1	Day 2	Day 3	Day 4	Day 5	Day 6	Day 7
Day 8	Day 9	Day 10	Day 11	Day 12	Day 13	Day 14

Your bag contains ½ cup of rice.

• Place your bag of rice on the scale. How much does it weigh? ____________
• How many grains of rice do you think it take to weigh 1 ounce? ____________
• Put the paper cup on the scale. Place grains of rice, one at a time, into the cup until the cup weighs one ounce. (For this activity, we won’t count the weight of the cup.) How many grains of rice did you need? ___________
• Use the calculator to convert this value into other units of measure.

GRAINS OF RICE	Multiply 8 oz.=1 cup		Multiply 16 oz.=1 lb.		Multiply
CUP		POUND		TON	1 ton=2000 lb.

At the computer

Use the spreadsheet to answer the following questions.

How many grains of rice would Rani have at the end of one week? ______________

At the end of two weeks? _______________________________________

At the end of three weeks? ______________________________________

At the end of four weeks? _______________________________________

If you were counting pennies instead of rice, on which day would your salary be at least $1,000,000. _______________________