What are doubles and near doubles?
Doubles are the addends that are exactly the same. These are addition facts that second graders need to know to add within 20. Near Doubles are those addends that are almost a double fact. So, 4+5 is very close to 4+4.
What is near double strategy in math?
An addition fact strategy in which you add or subtract from a doubles fact you know to solve another fact. For example, you can solve 7 + 8 by thinking 7 + 7 = 14, 14 + 1 = 15.
What is the making 10 strategy?
In 1st grade, as students begin learning their basic addition facts, they apply that knowledge in a strategy known as “make a ten” to help make sense of facts that might otherwise be hard to memorize, such as 8 + 4 or 9 + 5. To use the strategy, students decompose one of the addends to make a ten from the other.
How do you teach doubles plus one strategy?
Doubles plus 1 is a strategy used to add two consecutive numbers that is, when they are next to each other. We simply add the smaller number twice or double it and then, add 1 to it, to get the final result. Here, for example, consecutive numbers 8 and 9 have been added using the doubles plus one strategy.
What is a near double addition fact?
A near double is a math fact that is close to a doubles fact. For example, 6+7 is considered a near double because it is close to the doubles fact 6+6. Near doubles could be doubles plus one facts, doubles plus two facts, or doubles minus one facts.
What is the bridging strategy?
A bridging strategy is the method with which an organization attempts to better connect to its publics to improve performance and overall resilience to market changes. Bridging strategy can be seen to work, but it requires the right approach to strategic policy to be successfully implemented.
What is the near double of 6?
For example, 6+7 is considered a near double because it is close to the doubles fact 6+6. Near doubles could be doubles plus one facts, doubles plus two facts, or doubles minus one facts.
What is bridging 10 in maths?
Bridging through 10 is a mental Maths technique of adding two numbers whose total is greater than 10. Pupils count through to 10 then add the remainder as well. This method is ideal for EYFS and KS1 learners who are learning foundational addition skills and are still getting familiar with double-digit numbers.