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Add and subtract within 100 word problems 1
Addition-and-subtraction-word-problems-within-100--level-1 256
Description
Exercise Name: Add and subtract within 100 word problems 1
Math Missions: Early math Math Mission
Types of Problems: 2

Add and subtract within 100 word problems 1 is an exercise under the Early math Math Mission. This exercise uses various geometric models to increase understanding of addition and subtraction on numbers up to 100.

Types of Problems

There are two types of problems in this exercise:

  1. Word problem with two numbers: This problem asks the student to solve a word problem with two numbers. Sometimes they will need to add, and other times they will need to subtract. There are problems of this type with pictures and without pictures.
    Aswp1-1-0

    Word problem with two numbers

  2. Word problem with three numbers: This problem asks the student to solve a word problem with three numbers. Sometimes they will need to add, and other times they will need to subtract. There are problems of this type with pictures and without pictures.
    Aswp1-2-0

    Word problem with three numbers

Strategies

This exercise is fairly simple so the accuracy badges are fine. The timing needed for the speed badges is still pretty tight, but the problems themselves are easy so it is medium difficulty for speed badges in general.

  1. This exercise has problems that seem to exclusively deal with subtraction. It is thus not necessary to completely read the problem and instead just subtract the numbers that are appearing.

Real-life Applications

  1. Knowledge of adding and subtracting numbers are essential for algebra and the higher maths.
  2. Addition is a major fundamental for higher math levels like algebra, calculus, and more.
  3. Subtraction can be used by businesses to see how much money they make minus the money they spent for profit.
  4. Subtraction is a major fundamental for higher math levels like algebra, calculus, and more.

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