Decimals-fractions
Decimals-percentage
Percents-Decimals
Decimals-percentages over a hundred
Estimate
100

0.6 to fractions

6/10

100

0.1 to percentage

10%

100

45.7%

.457

100

1.1 to percentages

110%

100

2912*1002

1002 is similar to 1000, so 2912*1000 is around 2,912,000 

200

0.85 to Fractions

85/100

200

0.9 to percentage

90%

200

723%

7.23

200

1.34 to percentages

134%

200

Estimate the fraction as a decimal: 25/33

33*3 is around 100, so 25*3 is 75. The answer is around .75

300

0.64 to Fraction (simplify once)

16/25 or 32/50

300

0.12 to percentage

12%

300

5.65%

.0565

300

1.852 to percentages

185.2%

300

Estimate the fraction as a decimal: 20/26

20/25 = 80

400

1 to fractions

100/100

400

0.234 to percentage

23.4%

400
10.07%

.1007

400

5.1274 to percentages

512.74%

400

What is 2,134 * 20,004?

20,004 is around 20,000, so 2,134 * 20,000 = 42,680,000

500

0.125 to Fractions (Simplify fully)

1/8

500

0.467 + 0.143 to percentages

61%

500

16549.8%

165.498

500

10.1234 to percentages

1012.34%

500

Estimate the fraction as a decimal: 15/61

15/60 is a quarter, 1/4, so .25

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