MA19.4.2
Solve word problems involving multiplicative comparison using drawings and write equations to represent the problem, using a symbol for the unknown number.
Solve word problems involving multiplicative comparison using drawings and write equations to represent the problem, using a symbol for the unknown number.
UP:MA19.4.2
Vocabulary
- Multiplicative comparison
- Times as many
- Product
- Factor
- Multiplication
- Equation
- Symbol
- Additive comparison
- Tape diagram
- Unknown
Knowledge
Students know:
- how to find products and quotients.
- Recognize situations represented by multiplicative comparison.
- Distinguish between multiplicative comparison and additive comparison.
Skills
Students are able to:
- Solve word problems involving multiplicative comparison.
- Write equations using a symbol for the unknown to represent word problems involving multiplicative comparison.
- Use drawings to represent the word situation involving multiplicative comparison.
Understanding
Students understand that:
- additive comparison focuses on the difference between two quantities and multiplicative comparison focuses on one quantity being some number times larger than another.
