These posters are not only a great way to decorate your classroom, but a hand reference for students as they develop their skills adding and subtracting decimals.
This resource is part of a larger unit where students learn the first skills of decimal operations (specifically focusing on addition and subtraction) and encourages them to sharpen their estimation and rounding skills, empowering them to critically assess and validate the reasonableness of their answers.
Apply knowledge of place value to add and subtract decimals, using digital tools where appropriate; use estimation and rounding to check the reasonableness of answers
Add and subtract decimals, with and without digital technologies, and use estimation and rounding to check the reasonableness of answers
Add and subtract decimals, with and without digital technologies, and use estimation and rounding to check the reasonableness of answers
Describes and represents mathematical situations in a variety of ways using mathematical terminology and some conventions
Selects and applies appropriate problem- solving strategies, including the use of digital technologies, in undertaking investigations
Gives a valid reason for supporting one possible solution over another
Compares, orders and calculates with fractions, decimals and percentages
Applies an understanding of place value and the role of zero to represent the properties of numbers
Compares and orders decimals up to 3 decimal places
Determines percentages of quantities, and finds equivalent fractions and decimals for benchmark percentage values
Selects and applies appropriate strategies to solve addition and subtraction problems