# Someone ate my cake!

…reasoning. Technology: This interactive fraction models app from NCTM Illuminations can be a useful tech tool allowing kids to recreate the left over cake while the application gives students the corresponding fraction. The activity: Someone-ate-my-cake.pdf For members we have an editable Word docx document and solutions. Someone-ate-my-cake.docx Ate-my-cake-solution.pdf CCSS: 3.NF.1, 3.G.2, 4.NF.3, 4.NF.4, 4.MD.5, 4.MD.6, 5.NF.4… 0, 10

# Delicious pumpkin pie

…specifically ask for it consider this an opportunity to get into same system unit conversions, such as ounces to cups, or cups to pints, teaspoons to tablespoons, ect. Kids shouldn’t have to memorize formulas, but should know how to apply them. We have included unit conversions in the solutions. Student Activity Sheet: Yum-pie.pdf for members we have an editable Word doc and solutions. Yum-pie.doc Yum-pie-solution.pdf CCSS: 4.MD.1, 4.NF.4, 5.MD.1, 5.NF.4, 5.NF.6, 6.RP.2, 6.RP.3 Looking for… 0, 7

# Triple Crown possibilities, 2015

…ating miles per hour and miles per minute of horse racing, and learning about the measures of “hands” and “furlongs”. A lot of CCSS are addressed in this task. This is a very “number operations” heavy lesson full of rational number operations and conversions, see CCSS below. triple-crown2015.pdf For members we have an editable Word doc and solutions. triple-crown2015.docx triple-crown2015-solution.pdf CCSS: 4.NF.1, 4.NF.2, 5.MD.1, 5.NF.1, 5.NF.7, 5.NBT.7, 6.NS.3, 6.RP.3, 7.NS.3… 0, 6

# Father’s Day ideas

…to multiples of and fractions of a ¼ cup measuring cup (multiplication and division with unit fractions). fathers-day-muffins.pdf For members we have an editable Word doc and solutions. fathers-day-muffins.doc fathers-day-muffins-solutions.pdf CCSS: 4.NF.4, 5.NF.7, 6.NS.1, 7.NS.2 Thank you Mother and Father for all of those diapers – Which is a better deal, cloth or disposable diapers? How much did you cost your parents in diapers? In the future how much could your kid’s diapers cost? Help… 0, 6

# Drill Bit Fractions

…ut fractions. When we ask students to think about what the numerators could be we assume students are thinking in whole numbers. If appropriate for your class or particular students you could open the numerator to all rational numbers. CCSS: 3.NF.3, 4.NF.1, 4.NF.2 The activity in print: Drill_Bit_Fractions.pdf And for members we have an editable Word docx and solutions. Drill_Bit_Fractions.docx Drill_Bit_Fractions_Solutions.pdf Check out all current Yummymath lessons in one place at our Bird’s… 0, 5

# Father’s Day blueberry surprise

…Sunday is Father’s Day and there is still time to have a tiny fraction review in the guise of celebrating Father’s Day. This is a short activity that asks students to change the amounts in a blueberry muffin recipe to multiples of and fractions of a ¼ cup measuring cup (multiplication and division with unit fractions). fathers-day-muffins.pdf For members we have an editable Word doc and solutions. fathers-day-muffins.doc fathers-day-muffins-solutions.pdf CCSS: 4.NF.4, 5.NF.7, 6.NS.1, 7.NS.2… 0, 4

# Olympic schedule

…I found this graphic online that should help me figure out when to try to watch an Olympic event on any day. The chart seems a little confusing. Can your students help me figure it out? OlympicSchedule.pdf For members we have an editable Word doc and solutions. OlympicSchedule.doc OlympicSchedule-solutions.pdf CCSS: 4.NF, 5.NF, 6.RP, 6.SP, 7.RP, 7.SP… 0, 3

# Vampire bats

…those sizes to quantities that they are familiar with. Simply enjoy the season with this slightly creepy activity … metric and customary units, size and weight comparisons, and blood-sucking bats. The activity: VampireBats.pdf CCSS: 2.MD, 4.MD.A, 4.NF.C,5.MD.A, HSN, HSM For members we have an editable Word docx and solutions with teaching suggestions. VampireBats.docx VampireBats-solutions.pdf Consider starting your class with this National Geographic video. Check out all current Yummymath… 0, 3

# 4th of July

…e these fireworks. Enjoy! CCSS: HSA.SSE, HSF.IF Flag Art – A little ratio art might be a fun way to get ready for July 4th. In this past Memorial Day activity students measure; create whole number ratios for the official U.S. flag; decide how our artistic flags will be different from the official flag; make stars from regular pentagons, and finally create a flag design in honor of the fourth. CCSS: 4.NBT, 4.NFB, 5.NBT, 5.NF.B, 6.RP.1, 6.RP.2, 6.RP.3, 7.RP.1, 7.RP.2, 7.G.1… 0, 3

# What’s wrong with this picture?

…n this image will show it larger in a new window. We’ve gotten used to believing what we read or see advertised. But sometimes the clerk doesn’t get the sales discount right or something seems a little off. Let students ponder this store menu and see if they can figure out what might just be a mistake. The activity: pizza.pdf For members we have an editable Word docx and solutions. pizza.docx pizza-solution.pdf CCSS: 3.G, 4.NF.B, 5.NF, 5.NBT, 7.G Thanks to Steve Wyborney for the original idea… 0, 3

# Flag Art

…hole number ratios for the official U.S. flag; decide how our artistic flags will be different from the official flag; make stars from regular pentagons, and finally create a flag design in honor of Memorial Day. The activity: Flags.pdf CCSS: 4.NBT, 4.NFB, 5.NBT, 5.NF.B, 6.RP.1, 6.RP.2, 6.RP.3, 7.RP.1, 7.RP.2, 7.G.1 Pentagon Cut-outs: SmallPentagons.pdf RegularPentagons.pdf VariousPentagons.pdf For members we have an editable Word docx and solution/teacher tips. Flags.docx… 0, 3

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# Black Friday, football, and giving

…nts even approximate the volume of two parade balloons including the Skylander Eruptor balloon, and from three year’s ago, the Wizard of Oz balloon. 4.NBT.4, 4.MD.1, 4.MD.2, 5.NBT.6, 5.MD.1, 5.MD.5b, 6.NS.3, 7.NS.3, 7.G.1, HSG.MG.1 Delicious pumpkin pie – Students estimate, multiply fractions and use proportional reasoning as they calculate the ingredients necessary for my wonderful pie. 4.MD.1, 4.NF.4, 5.MD.1, 5.NF.4, 5.NF.6, 6.RP.2, 6.RP.3… 0, 17

# Losing team in the playoffs, 2015

…determine which team had the worst record if many of the teams played a different number of games? Seems like a good time for students to think about ratios, percent and proportionality in a familiar context. Enjoy the playoffs … and the math. CCSS: 4.NF.2 , 6.RP.1 , 6.RP.2 , 6.RP.3 , 7.RP.3 The Activity: losing-team-in-the-playoffs2015.pdf For members we have an editable Word doc, teaching suggestions and solutions. losing-team-in-the-playoffs2015.docx losing-team-playoffs-solution.pdf Here is… 0, 3

# Happy 14th B’ak’tun!

…dents learn a little more about this area of the Americas and their numerical skills as you study what all of the “end of time” fuss was about. Students review working with base 10 and learn about working with base 20 … sort of. Enjoy the math and the history. Mayan-calendar.pdf For members we have an editable Word doc and solutions. Mayan-calendar.doc Mayan-calendar-solution.pdf CCSS: 4.NF, 5.NBT, 6.NS, 8.EE, HSN.RN… 0, 2