Proper Fractions

nummolt

Über diese App

Equivalent fractions (Using Proper Fractions)
Find corresponding Equivalent fractions:
Compare proper fractions in a circle with proper fractions in a square.
Increase or decrease the number of sections with 'pinch zoom'.
Open-ended explorations or guided options. (Select at: top bar)

(Or play with the Ahmes 2/n table of the RMP, like in the main video of the app)
(Or play with the table shown in the Akhmim Papyrus)
(Suggested by: Milo Gardner, Cryptanalyst)

PROPER FRACTIONS VIDEO PLAYLIST:
Suggested Proper Fractions Explorations:
https://www.youtube.com/playlist?list=PLo4AMY8jDHYZbDL_FIAAeA6qkY3-X-oDC

NOTE: App Limits:
Square divisions limited to 31*31. (minimal unit fraction in square: 1/961)
Circle slice divisions limited to 1/101

Tool useful to solve problems from the following apps:
Adding Unit Fractions and A.U.F.+ (same developer)
Old Egyptian Fractions (mathcatsapps developer)

Registered at MathTools (MathForum)
http://mathforum.org/mathtools/tool/272979/
Courses:
Kindergarten, Math 1, 2, 3, 4, 5, 6, 7: Fractions, Equivalent fractions, Simplifying fractions, Adding fractions.


///////////////MATH NOTE//////////////////
Rhind Papyrus 2/n table:
2/3 = 1/2 + 1/6
2/5 = 1/3 + 1/15
2/7 = 1/4 + 1/28
2/9 = 1/6 + 1/18
2/11 = 1/6 + 1/66
2/13 = 1/8 + 1/52 + 1/104
2/15 = 1/10 + 1/30
2/17 = 1/12 + 1/51 + 1/68
2/19 = 1/12 + 1/76 + 1/114
2/21= 1/14 + 1/42
2/23 = 1/12 + 1/276
2/25 = 1/15 + 1/75
2/27 = 1/18 + 1/54
2/29 = 1/24 + 1/58 + 1/174 + 1/232
2/31 = 1/20 + 1/124 + 1/155
2/33 = 1/22 + 1/66
2/35 = 1/30 + 1/42
2/37 = 1/24 + 1/111 + 1/296
2/39 = 1/26 + 1/78
2/41 = 1/24 + 1/246 + 1/328
2/43 = 1/42 + 1/86 + 1/129 + 1/301
2/45 = 1/30 + 1/90
2/47 = 1/30 + 1/141 + 1/470
2/49 = 1/28 + 1/196
2/51 = 1/34 + 1/102
2/53 = 1/30 + 1/318 + 1/795
2/55 = 1/30 + 1/330
2/57 = 1/38 + 1/114
2/59 = 1/36 + 1/236 + 1/531
2/61 = 1/40 + 1/244 + 1/488 + 1/610
2/63 = 1/42 + 1/126
2/65 = 1/39 + 1/195
2/67 = 1/40 + 1/335 + 1/536
2/69 = 1/46 + 1/138
2/71 = 1/40 + 1/568 + 1/710
2/73 = 1/60 + 1/219 + 1/292 + 1/365
2/75 = 1/50 + 1/150
2/77 = 1/44 + 1/308
2/79 = 1/60 + 1/237 + 1/316 + 1/790
2/81 = 1/54 + 1/162
2/83 = 1/60 + 1/332 + 1/415 + 1/498
2/85 = 1/51 + 1/255
2/87 = 1/58 + 1/174
2/89 = 1/60 + 1/356 + 1/534 + 1/890
2/91 = 1/70 + 1/130
2/93 = 1/62 + 1/186
2/95 = 1/60 + 1/380 + 1/570 (not available in 'proper fractions' app)
2/97 = 1/56 + 1/679 + 1/776 (not available in 'proper fractions' app)
2/99 = 1/66 + 1/198 (not available in 'proper fractions app')
2/101 = 1/101 + 1/202 + 1/303 + 1/606 (not available in 'proper fractions' app)

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