100 200 400 300 400 using grids for fractions and percents parts of the whole multiplying &...

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Page 1: 100 200 400 300 400 Using Grids for Fractions and Percents Parts of the Whole Multiplying & Dividing Decimals 300 200 400 200 100 Percent to Decimal
Page 2: 100 200 400 300 400 Using Grids for Fractions and Percents Parts of the Whole Multiplying & Dividing Decimals 300 200 400 200 100 Percent to Decimal

100 100

200 200

400 400

300

400

Using Grids for Fractions and

Percents

Parts of the Whole

Multiplying & Dividing Decimals

300 300 300

200

400

200

100100

Percent to Decimal to Fraction

Page 3: 100 200 400 300 400 Using Grids for Fractions and Percents Parts of the Whole Multiplying & Dividing Decimals 300 200 400 200 100 Percent to Decimal

Row 1, Col Row 1, Col 11

Use a calculator to turn the following fraction into a percent

and decimal:

14/25

56% 0.56

Page 4: 100 200 400 300 400 Using Grids for Fractions and Percents Parts of the Whole Multiplying & Dividing Decimals 300 200 400 200 100 Percent to Decimal

1,21,2

During the first four baseball games of the season I had 5 hits in my first 20 times at bat. What

percent of the time did I get a hit?

If you were to fill out a 100’s grid,how many squares would you fill in

to represent my hits out of 100?

25% and 25 hits

Page 5: 100 200 400 300 400 Using Grids for Fractions and Percents Parts of the Whole Multiplying & Dividing Decimals 300 200 400 200 100 Percent to Decimal

1,31,3

What is 10% of 332?

33.2

Page 6: 100 200 400 300 400 Using Grids for Fractions and Percents Parts of the Whole Multiplying & Dividing Decimals 300 200 400 200 100 Percent to Decimal

1,41,4

First estimate what the answer should be and then solve.

52.5 * 4

210

Page 7: 100 200 400 300 400 Using Grids for Fractions and Percents Parts of the Whole Multiplying & Dividing Decimals 300 200 400 200 100 Percent to Decimal

2,12,1

Rename the following percent as a fraction and decimal

38%

38/100 (19/50), 0.38

Page 8: 100 200 400 300 400 Using Grids for Fractions and Percents Parts of the Whole Multiplying & Dividing Decimals 300 200 400 200 100 Percent to Decimal

2,22,2

Out of every ten days it rains on average two days. A) How many squares on a hundreds grid would you fill in to represent this average?B) How many days out of 100 would it rain?

C) How many days out of 200 would it rain?

A) 20 squares B) 20 Days C) 40 days

Page 9: 100 200 400 300 400 Using Grids for Fractions and Percents Parts of the Whole Multiplying & Dividing Decimals 300 200 400 200 100 Percent to Decimal

2,32,3

My new shirt normally costs 60 rmb, butI was able to buy it with a 15% discount.

a) How much did I save on my new shirt?b) How much did my new shirt actually cost?

a) 9 rmb off b) 51 rmb

Page 10: 100 200 400 300 400 Using Grids for Fractions and Percents Parts of the Whole Multiplying & Dividing Decimals 300 200 400 200 100 Percent to Decimal

2,42,4

Use estimation to place the decimal in theappropriate place within the answer.

9.8 ÷ .5 = 196

19.6

Page 11: 100 200 400 300 400 Using Grids for Fractions and Percents Parts of the Whole Multiplying & Dividing Decimals 300 200 400 200 100 Percent to Decimal

3,13,1

1) Write 4/5 as a decimal and percent.

2) Write 0.9 as a fraction and a percent.

1) 0.8, 80% 2) 9/10 (90/100), 90%

Page 12: 100 200 400 300 400 Using Grids for Fractions and Percents Parts of the Whole Multiplying & Dividing Decimals 300 200 400 200 100 Percent to Decimal

3,23,2

Shade in 60% of the 100’s grid.A) Name the percent shaded as a decimal. B) Name the amount shaded as twodifferent fractions.C) What fraction of the 100’s grid isnot shaded?

A) 0.6, B) 60/100, 6/10, 3/5, C) 4/10, 2/5

Page 13: 100 200 400 300 400 Using Grids for Fractions and Percents Parts of the Whole Multiplying & Dividing Decimals 300 200 400 200 100 Percent to Decimal

3,33,3

Last week I paid for 5 tickets that were70 rmb each to watch Monsters v. Aliens. I had a coupon so that the tickets were10% off.

A)How much money did I save with the coupon?B) How much did I pay for the tickets?

a) 35 rmb b) 315 rmb

Page 14: 100 200 400 300 400 Using Grids for Fractions and Percents Parts of the Whole Multiplying & Dividing Decimals 300 200 400 200 100 Percent to Decimal

3,43,4

First estimate the answer then solve:

3.2 * 1.8

(Estimates Vary- around 6) 5.76

Page 15: 100 200 400 300 400 Using Grids for Fractions and Percents Parts of the Whole Multiplying & Dividing Decimals 300 200 400 200 100 Percent to Decimal

4,14,1

Write the following percents asa fraction and decimal:

a)75%b) 20%c)40%

a) ¾, 0.75 b) 1/5, 0.2 c) 2/5 or 4/10, 0.4

Page 16: 100 200 400 300 400 Using Grids for Fractions and Percents Parts of the Whole Multiplying & Dividing Decimals 300 200 400 200 100 Percent to Decimal

4,24,2

I set a goal for myself to read 100 pages of the dictionary. Each week I mark in how many pages I’ve read. The grid represents theamount of pages I’ve read after two weeks.

At this rate, how many weeks will it take meto read 100 pages of the dictionary?

5 weeks

Page 17: 100 200 400 300 400 Using Grids for Fractions and Percents Parts of the Whole Multiplying & Dividing Decimals 300 200 400 200 100 Percent to Decimal

4,34,3

I scored a goal in 25% of the soccer games this season.

a) If I played in 80 games, how many goals did I score.

b) At this rate, how many goals would I score in 160 games?

a) 20 goals b) 40 goals

Page 18: 100 200 400 300 400 Using Grids for Fractions and Percents Parts of the Whole Multiplying & Dividing Decimals 300 200 400 200 100 Percent to Decimal

4,44,4

First estimate the answer then solve:

362.4 ÷ 6

60.4