✦ LIBER ✦

That's a Fact: Add/Subtract, Divide, Time, Multiply

✍ Scribed by Review by: Gwen Shufelt

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

IF YOU CAN COUNT, YOU CAN ADD, SUBTRACT,

✍ LOUIS ROSEMAN 📂 Article 📅 1978 🏛 National Council of Teachers of Mathematics ⚖ 950 KB

Arithmetricks: 50 Easy Ways to Add, Subt

✍ Review by: Paula Bengtson 📂 Article 📅 1997 🏛 National Council of Teachers of Mathematics ⚖ 338 KB