Dazzling Decimals - 3

 

Flash Addition!

 114 + 97 = 211

 93 + 289= 382

 128 + 87 = 215

163 + 84 = 247

 311 + 93 = 404

Change to fractions and decimals

1. 21% -  0.21  21/100

2. 19% - 0.19 19/100

3. 35% - 0.35 35/100

4. 63% 0.63 63/100

5. 40% 0.40 40/100

6. 15% 0.15 15/100

7. 75% 0.75 75/100

8. 83% 0.83 83/100

9. 7%  0.7 7/100

10. 1% 0.1 01/100

Change to percentages

½ = 50%

⅗ =  60%

17/20=

41/ 50= 82%

7/10 = 70%

⅓=   33.333333333333333333333333

⅚= 25

14/35= 40% 

1/25=  4%

5/50 = 10%

21/76 = 55%

1. 35 + 97 = 132

2. 3.25 - 1.17= 2.08

3. 2 × -8 = -16

4. 5 × (2 + 4 × 3) = 70

5. 5.789 - 1.345 = 4.444

6. 1.789 - 0.987 = 0.802

7. 1.67 + 5.895 = 7.565

8. 1.578  + 2.654 = 4.322

9. 7.678 - 3.567 = 4.111

10. 4.789 + 1.678 = 6.467