Number pyramids train you to reason forwards (add up) and backwards (subtract down). Try the missing brick on our home page, then see how far it goes:
@creouts.bsky.social
@creouts.bsky.socialNumber pyramids train you to reason forwards (add up) and backwards (subtract down). Try the missing brick on our home page, then see how far it goes:
@andreasreisbooks.bsky.socialDaily cozy math 🌙 How much is 72 ÷ 2? Solution step by step in today's video - follow for a new puzzle every day. Free math tools: lern-digital.de #math #mentalmath #cozy
@kalku.bsky.socialMultiply by 11 in your head
For 43×11, add the digits (4+3=7) and slot it between them: 473. If the sum is 10 or more, carry the 1 — 87×11 = 957.
Kalku has 114+ free calculators for when the trick runs out. Link in bio.
#MentalMath…
@creouts.bsky.socialOne rule, many levels. The same pyramid idea works for a 10-year-old's first puzzle and an adult's expert challenge. Pick your level:
@childpathshala.bsky.socialBoost your child's math speed & confidence with fun Math Sprint Drills! Perfect for daily practice at home or in the classroom. Explore worksheets at https://www.childpathshala.com #MentalMath #MathDrills #ChildPathshala
@andreasreisbooks.bsky.socialDaily cozy math 🌙 How much is 66 + 64 − 36? Solution step by step in today's video - follow for a new puzzle every day. Free math tools: lern-digital.de #math #mentalmath #cozy
@creouts.bsky.socialWhy number pyramids? Every brick is the sum of the two below, so one puzzle is a whole workout of small additions. Try the free weekly one:
@andreasreisbooks.bsky.socialDaily cozy math 🌙 Can you crack the shape code? Two symbols, three equations. Solution step by step in today's video - follow for a new puzzle every day. Free math tools: lern-digital.de #math #mentalmath #cozy
@creouts.bsky.socialWork from what you know. row 4, brick 1: 7 - 3 = 4; row 4, brick 3: 4 - 3 = 1; row 3, brick 3: 1 + 8 = 9, and so on.
Want more? The Big Book of Math Pyramids is a whole book of them.
@creouts.bsky.socialPuzzle time: Sum pyramid (easy). Fill every empty brick: each brick is the sum of the two below it. Answer in the reply.
@andreasreisbooks.bsky.socialDaily cozy math 🌙 What's on top of the number pyramid? Solution step by step in today's video - follow for a new puzzle every day. Free math tools: lern-digital.de #math #mentalmath #cozy
@andreasreisbooks.bsky.socialDaily cozy math 🌙 How much is 53 × 2? Solution step by step in today's video - follow for a new puzzle every day. Free math tools: lern-digital.de #math #mentalmath #cozy
@andreasreisbooks.bsky.socialDaily cozy math 🌙 What comes next? 5 9 14 20 ? Solution step by step in today's video - follow for a new puzzle every day. Free math tools: lern-digital.de #math #mentalmath #cozy
@andreasreisbooks.bsky.socialDaily cozy math 🌙 Which number is missing? ? + 18 = 41 Solution step by step in today's video - follow for a new puzzle every day. Free math tools: lern-digital.de #math #mentalmath #cozy
@childpathshala.bsky.socialBuild lightning-fast math fact fluency with our Grade 1-6 Math Sprint Drills! Perfect for daily classroom practice and homeschooling. 🧮✨ Check out https://www.childpathshala.com #MentalMath #Homeschool #ChildPathshala
@childpathshala.bsky.socialBuild lightning-fast mental math skills with our Math Sprint Drills for Grades 1-6! Perfect for classrooms and homeschoolers looking to boost fact fluency. 📊✨ Explore printables at childpathshala.com! #MentalMath #Homeschool #ChildPathshala
@andreasreisbooks.bsky.socialDaily cozy math 🌙 How much is 3 × 15? Solution step by step in today's video - follow for a new puzzle every day. Free math tools: lern-digital.de #math #mentalmath #cozy
@andreasreisbooks.bsky.socialDaily cozy math 🌙 How much is 62 − 26? Solution step by step in today's video - follow for a new puzzle every day. Free math tools: lern-digital.de #math #mentalmath #cozy
@andreasreisbooks.bsky.socialDaily cozy math 🌙 How much is 38 + 34? Solution step by step in today's video - follow for a new puzzle every day. Free math tools: lern-digital.de #math #mentalmath #cozy
@andreasreisbooks.bsky.socialDaily cozy math 🌙 How much is 86 ÷ 2? Solution step by step in today's video - follow for a new puzzle every day. Free math tools: lern-digital.de #math #mentalmath #cozy